64712368

素因数分解:

$2^4\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1109}}^1$

素因数の和:1645

約数の個数: 40

約数和(自身を含む): 143696160

約数和(自身を除く): 78983792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 521, 1042, 1109, 2084, 2218, 3647, 4168, 4436, 7294, 7763, 8336, 8872, 14588, 15526, 17744, 29176, 31052, 58352, 62104, 124208, 577789, 1155578, 2311156, 4044523, 4622312, 8089046, 9244624, 16178092, 32356184, 64712368]

約数ペア:

[(1, 64712368), (2, 32356184), (4, 16178092), (7, 9244624), (8, 8089046), (14, 4622312), (16, 4044523), (28, 2311156), (56, 1155578), (112, 577789), (521, 124208), (1042, 62104), (1109, 58352), (2084, 31052), (2218, 29176), (3647, 17744), (4168, 15526), (4436, 14588), (7294, 8872), (7763, 8336)]