90020840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3533}}^1$

素因数の和:3571

約数の個数: 96

約数和(自身を含む): 253811880

約数和(自身を除く): 163791040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2548, 3185, 3533, 3640, 5096, 6370, 7066, 12740, 14132, 17665, 24731, 25480, 28264, 35330, 45929, 49462, 70660, 91858, 98924, 123655, 141320, 173117, 183716, 197848, 229645, 247310, 321503, 346234, 367432, 459290, 494620, 643006, 692468, 865585, 918580, 989240, 1286012, 1384936, 1607515, 1731170, 1837160, 2250521, 2572024, 3215030, 3462340, 4501042, 6430060, 6924680, 9002084, 11252605, 12860120, 18004168, 22505210, 45010420, 90020840]

約数ペア:

[(1, 90020840), (2, 45010420), (4, 22505210), (5, 18004168), (7, 12860120), (8, 11252605), (10, 9002084), (13, 6924680), (14, 6430060), (20, 4501042), (26, 3462340), (28, 3215030), (35, 2572024), (40, 2250521), (49, 1837160), (52, 1731170), (56, 1607515), (65, 1384936), (70, 1286012), (91, 989240), (98, 918580), (104, 865585), (130, 692468), (140, 643006), (182, 494620), (196, 459290), (245, 367432), (260, 346234), (280, 321503), (364, 247310), (392, 229645), (455, 197848), (490, 183716), (520, 173117), (637, 141320), (728, 123655), (910, 98924), (980, 91858), (1274, 70660), (1820, 49462), (1960, 45929), (2548, 35330), (3185, 28264), (3533, 25480), (3640, 24731), (5096, 17665), (6370, 14132), (7066, 12740)]