65531570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:699

約数の個数: 64

約数和(自身を含む): 137047680

約数和(自身を除く): 71516110

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 43, 65, 86, 95, 130, 190, 215, 247, 430, 494, 559, 617, 817, 1118, 1234, 1235, 1634, 2470, 2795, 3085, 4085, 5590, 6170, 8021, 8170, 10621, 11723, 16042, 21242, 23446, 26531, 40105, 53062, 53105, 58615, 80210, 106210, 117230, 132655, 152399, 265310, 304798, 344903, 504089, 689806, 761995, 1008178, 1523990, 1724515, 2520445, 3449030, 5040890, 6553157, 13106314, 32765785, 65531570]

約数ペア:

[(1, 65531570), (2, 32765785), (5, 13106314), (10, 6553157), (13, 5040890), (19, 3449030), (26, 2520445), (38, 1724515), (43, 1523990), (65, 1008178), (86, 761995), (95, 689806), (130, 504089), (190, 344903), (215, 304798), (247, 265310), (430, 152399), (494, 132655), (559, 117230), (617, 106210), (817, 80210), (1118, 58615), (1234, 53105), (1235, 53062), (1634, 40105), (2470, 26531), (2795, 23446), (3085, 21242), (4085, 16042), (5590, 11723), (6170, 10621), (8021, 8170)]