83211440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 160

約数和(自身を含む): 224985600

約数和(自身を除く): 141774160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 31, 40, 52, 58, 62, 65, 80, 89, 104, 116, 124, 130, 145, 155, 178, 208, 232, 248, 260, 290, 310, 356, 377, 403, 445, 464, 496, 520, 580, 620, 712, 754, 806, 890, 899, 1040, 1157, 1160, 1240, 1424, 1508, 1612, 1780, 1798, 1885, 2015, 2314, 2320, 2480, 2581, 2759, 3016, 3224, 3560, 3596, 3770, 4030, 4495, 4628, 5162, 5518, 5785, 6032, 6448, 7120, 7192, 7540, 8060, 8990, 9256, 10324, 11036, 11570, 11687, 12905, 13795, 14384, 15080, 16120, 17980, 18512, 20648, 22072, 23140, 23374, 25810, 27590, 30160, 32240, 33553, 35867, 35960, 41296, 44144, 46280, 46748, 51620, 55180, 58435, 67106, 71734, 71920, 80011, 92560, 93496, 103240, 110360, 116870, 134212, 143468, 160022, 167765, 179335, 186992, 206480, 220720, 233740, 268424, 286936, 320044, 335530, 358670, 400055, 467480, 536848, 573872, 640088, 671060, 717340, 800110, 934960, 1040143, 1280176, 1342120, 1434680, 1600220, 2080286, 2684240, 2869360, 3200440, 4160572, 5200715, 6400880, 8321144, 10401430, 16642288, 20802860, 41605720, 83211440]

約数ペア:

[(1, 83211440), (2, 41605720), (4, 20802860), (5, 16642288), (8, 10401430), (10, 8321144), (13, 6400880), (16, 5200715), (20, 4160572), (26, 3200440), (29, 2869360), (31, 2684240), (40, 2080286), (52, 1600220), (58, 1434680), (62, 1342120), (65, 1280176), (80, 1040143), (89, 934960), (104, 800110), (116, 717340), (124, 671060), (130, 640088), (145, 573872), (155, 536848), (178, 467480), (208, 400055), (232, 358670), (248, 335530), (260, 320044), (290, 286936), (310, 268424), (356, 233740), (377, 220720), (403, 206480), (445, 186992), (464, 179335), (496, 167765), (520, 160022), (580, 143468), (620, 134212), (712, 116870), (754, 110360), (806, 103240), (890, 93496), (899, 92560), (1040, 80011), (1157, 71920), (1160, 71734), (1240, 67106), (1424, 58435), (1508, 55180), (1612, 51620), (1780, 46748), (1798, 46280), (1885, 44144), (2015, 41296), (2314, 35960), (2320, 35867), (2480, 33553), (2581, 32240), (2759, 30160), (3016, 27590), (3224, 25810), (3560, 23374), (3596, 23140), (3770, 22072), (4030, 20648), (4495, 18512), (4628, 17980), (5162, 16120), (5518, 15080), (5785, 14384), (6032, 13795), (6448, 12905), (7120, 11687), (7192, 11570), (7540, 11036), (8060, 10324), (8990, 9256)]