90413440

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10867}}^1$

素因数の和:10899

約数の個数: 64

約数和(自身を含む): 232792560

約数和(自身を除く): 142379120

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, 10867, 21734, 43468, 54335, 86936, 108670, 141271, 173872, 217340, 282542, 347744, 434680, 565084, 695488, 706355, 869360, 1130168, 1390976, 1412710, 1738720, 2260336, 2825420, 3477440, 4520672, 5650840, 6954880, 9041344, 11301680, 18082688, 22603360, 45206720, 90413440]

約数ペア:

[(1, 90413440), (2, 45206720), (4, 22603360), (5, 18082688), (8, 11301680), (10, 9041344), (13, 6954880), (16, 5650840), (20, 4520672), (26, 3477440), (32, 2825420), (40, 2260336), (52, 1738720), (64, 1412710), (65, 1390976), (80, 1130168), (104, 869360), (128, 706355), (130, 695488), (160, 565084), (208, 434680), (260, 347744), (320, 282542), (416, 217340), (520, 173872), (640, 141271), (832, 108670), (1040, 86936), (1664, 54335), (2080, 43468), (4160, 21734), (8320, 10867)]