76638040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2621}}^1$

素因数の和:2692

約数の個数: 64

約数和(自身を含む): 186896160

約数和(自身を除く): 110258120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2621, 2924, 3655, 5242, 5848, 7310, 10484, 13105, 14620, 20968, 26210, 29240, 44557, 52420, 89114, 104840, 112703, 178228, 222785, 225406, 356456, 445570, 450812, 563515, 891140, 901624, 1127030, 1782280, 1915951, 2254060, 3831902, 4508120, 7663804, 9579755, 15327608, 19159510, 38319020, 76638040]

約数ペア:

[(1, 76638040), (2, 38319020), (4, 19159510), (5, 15327608), (8, 9579755), (10, 7663804), (17, 4508120), (20, 3831902), (34, 2254060), (40, 1915951), (43, 1782280), (68, 1127030), (85, 901624), (86, 891140), (136, 563515), (170, 450812), (172, 445570), (215, 356456), (340, 225406), (344, 222785), (430, 178228), (680, 112703), (731, 104840), (860, 89114), (1462, 52420), (1720, 44557), (2621, 29240), (2924, 26210), (3655, 20968), (5242, 14620), (5848, 13105), (7310, 10484)]