65903890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3229}}^1$

素因数の和:3406

約数の個数: 32

約数和(自身を含む): 128605680

約数和(自身を除く): 62701790

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1570, 2041, 3229, 4082, 6458, 10205, 16145, 20410, 32290, 41977, 83954, 209885, 419770, 506953, 1013906, 2534765, 5069530, 6590389, 13180778, 32951945, 65903890]

約数ペア:

[(1, 65903890), (2, 32951945), (5, 13180778), (10, 6590389), (13, 5069530), (26, 2534765), (65, 1013906), (130, 506953), (157, 419770), (314, 209885), (785, 83954), (1570, 41977), (2041, 32290), (3229, 20410), (4082, 16145), (6458, 10205)]