65860720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{613}}^1$

素因数の和:722

約数の個数: 80

約数和(自身を含む): 164453760

約数和(自身を除く): 98593040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 79, 80, 85, 136, 158, 170, 272, 316, 340, 395, 613, 632, 680, 790, 1226, 1264, 1343, 1360, 1580, 2452, 2686, 3065, 3160, 4904, 5372, 6130, 6320, 6715, 9808, 10421, 10744, 12260, 13430, 20842, 21488, 24520, 26860, 41684, 48427, 49040, 52105, 53720, 83368, 96854, 104210, 107440, 166736, 193708, 208420, 242135, 387416, 416840, 484270, 774832, 823259, 833680, 968540, 1646518, 1937080, 3293036, 3874160, 4116295, 6586072, 8232590, 13172144, 16465180, 32930360, 65860720]

約数ペア:

[(1, 65860720), (2, 32930360), (4, 16465180), (5, 13172144), (8, 8232590), (10, 6586072), (16, 4116295), (17, 3874160), (20, 3293036), (34, 1937080), (40, 1646518), (68, 968540), (79, 833680), (80, 823259), (85, 774832), (136, 484270), (158, 416840), (170, 387416), (272, 242135), (316, 208420), (340, 193708), (395, 166736), (613, 107440), (632, 104210), (680, 96854), (790, 83368), (1226, 53720), (1264, 52105), (1343, 49040), (1360, 48427), (1580, 41684), (2452, 26860), (2686, 24520), (3065, 21488), (3160, 20842), (4904, 13430), (5372, 12260), (6130, 10744), (6320, 10421), (6715, 9808)]