127553920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15331}}^1$

素因数の和:15363

約数の個数: 64

約数和(自身を含む): 328411440

約数和(自身を除く): 200857520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 15331, 30662, 61324, 76655, 122648, 153310, 199303, 245296, 306620, 398606, 490592, 613240, 797212, 981184, 996515, 1226480, 1594424, 1962368, 1993030, 2452960, 3188848, 3986060, 4905920, 6377696, 7972120, 9811840, 12755392, 15944240, 25510784, 31888480, 63776960, 127553920]

約数ペア:

[(1, 127553920), (2, 63776960), (4, 31888480), (5, 25510784), (8, 15944240), (10, 12755392), (13, 9811840), (16, 7972120), (20, 6377696), (26, 4905920), (32, 3986060), (40, 3188848), (52, 2452960), (64, 1993030), (65, 1962368), (80, 1594424), (104, 1226480), (128, 996515), (130, 981184), (160, 797212), (208, 613240), (260, 490592), (320, 398606), (416, 306620), (520, 245296), (640, 199303), (832, 153310), (1040, 122648), (1664, 76655), (2080, 61324), (4160, 30662), (8320, 15331)]