81989250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 250967808

約数和(自身を除く): 168978558

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 25, 30, 35, 42, 46, 49, 50, 69, 70, 75, 97, 98, 105, 115, 125, 138, 147, 150, 161, 175, 194, 210, 230, 245, 250, 291, 294, 322, 345, 350, 375, 483, 485, 490, 525, 575, 582, 679, 690, 735, 750, 805, 875, 966, 970, 1050, 1127, 1150, 1225, 1358, 1455, 1470, 1610, 1725, 1750, 2037, 2231, 2254, 2415, 2425, 2450, 2625, 2875, 2910, 3381, 3395, 3450, 3675, 4025, 4074, 4462, 4753, 4830, 4850, 5250, 5635, 5750, 6125, 6693, 6762, 6790, 7275, 7350, 8050, 8625, 9506, 10185, 11155, 11270, 12075, 12125, 12250, 13386, 14259, 14550, 15617, 16905, 16975, 17250, 18375, 20125, 20370, 22310, 23765, 24150, 24250, 28175, 28518, 31234, 33465, 33810, 33950, 36375, 36750, 40250, 46851, 47530, 50925, 55775, 56350, 60375, 66930, 71295, 72750, 78085, 84525, 84875, 93702, 101850, 109319, 111550, 118825, 120750, 140875, 142590, 156170, 167325, 169050, 169750, 218638, 234255, 237650, 254625, 278875, 281750, 327957, 334650, 356475, 390425, 422625, 468510, 509250, 546595, 557750, 594125, 655914, 712950, 780850, 836625, 845250, 1093190, 1171275, 1188250, 1639785, 1673250, 1782375, 1952125, 2342550, 2732975, 3279570, 3564750, 3904250, 5465950, 5856375, 8198925, 11712750, 13664875, 16397850, 27329750, 40994625, 81989250]

約数ペア:

[(1, 81989250), (2, 40994625), (3, 27329750), (5, 16397850), (6, 13664875), (7, 11712750), (10, 8198925), (14, 5856375), (15, 5465950), (21, 3904250), (23, 3564750), (25, 3279570), (30, 2732975), (35, 2342550), (42, 1952125), (46, 1782375), (49, 1673250), (50, 1639785), (69, 1188250), (70, 1171275), (75, 1093190), (97, 845250), (98, 836625), (105, 780850), (115, 712950), (125, 655914), (138, 594125), (147, 557750), (150, 546595), (161, 509250), (175, 468510), (194, 422625), (210, 390425), (230, 356475), (245, 334650), (250, 327957), (291, 281750), (294, 278875), (322, 254625), (345, 237650), (350, 234255), (375, 218638), (483, 169750), (485, 169050), (490, 167325), (525, 156170), (575, 142590), (582, 140875), (679, 120750), (690, 118825), (735, 111550), (750, 109319), (805, 101850), (875, 93702), (966, 84875), (970, 84525), (1050, 78085), (1127, 72750), (1150, 71295), (1225, 66930), (1358, 60375), (1455, 56350), (1470, 55775), (1610, 50925), (1725, 47530), (1750, 46851), (2037, 40250), (2231, 36750), (2254, 36375), (2415, 33950), (2425, 33810), (2450, 33465), (2625, 31234), (2875, 28518), (2910, 28175), (3381, 24250), (3395, 24150), (3450, 23765), (3675, 22310), (4025, 20370), (4074, 20125), (4462, 18375), (4753, 17250), (4830, 16975), (4850, 16905), (5250, 15617), (5635, 14550), (5750, 14259), (6125, 13386), (6693, 12250), (6762, 12125), (6790, 12075), (7275, 11270), (7350, 11155), (8050, 10185), (8625, 9506)]