81422250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1193}}^1$

素因数の和:1233

約数の個数: 128

約数和(自身を含む): 250338816

約数和(自身を除く): 168916566

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 50, 65, 70, 75, 78, 91, 105, 125, 130, 150, 175, 182, 195, 210, 250, 273, 325, 350, 375, 390, 455, 525, 546, 650, 750, 875, 910, 975, 1050, 1193, 1365, 1625, 1750, 1950, 2275, 2386, 2625, 2730, 3250, 3579, 4550, 4875, 5250, 5965, 6825, 7158, 8351, 9750, 11375, 11930, 13650, 15509, 16702, 17895, 22750, 25053, 29825, 31018, 34125, 35790, 41755, 46527, 50106, 59650, 68250, 77545, 83510, 89475, 93054, 108563, 125265, 149125, 155090, 178950, 208775, 217126, 232635, 250530, 298250, 325689, 387725, 417550, 447375, 465270, 542815, 626325, 651378, 775450, 894750, 1043875, 1085630, 1163175, 1252650, 1628445, 1938625, 2087750, 2326350, 2714075, 3131625, 3256890, 3877250, 5428150, 5815875, 6263250, 8142225, 11631750, 13570375, 16284450, 27140750, 40711125, 81422250]

約数ペア:

[(1, 81422250), (2, 40711125), (3, 27140750), (5, 16284450), (6, 13570375), (7, 11631750), (10, 8142225), (13, 6263250), (14, 5815875), (15, 5428150), (21, 3877250), (25, 3256890), (26, 3131625), (30, 2714075), (35, 2326350), (39, 2087750), (42, 1938625), (50, 1628445), (65, 1252650), (70, 1163175), (75, 1085630), (78, 1043875), (91, 894750), (105, 775450), (125, 651378), (130, 626325), (150, 542815), (175, 465270), (182, 447375), (195, 417550), (210, 387725), (250, 325689), (273, 298250), (325, 250530), (350, 232635), (375, 217126), (390, 208775), (455, 178950), (525, 155090), (546, 149125), (650, 125265), (750, 108563), (875, 93054), (910, 89475), (975, 83510), (1050, 77545), (1193, 68250), (1365, 59650), (1625, 50106), (1750, 46527), (1950, 41755), (2275, 35790), (2386, 34125), (2625, 31018), (2730, 29825), (3250, 25053), (3579, 22750), (4550, 17895), (4875, 16702), (5250, 15509), (5965, 13650), (6825, 11930), (7158, 11375), (8351, 9750)]