67689260

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 146053152

約数和(自身を除く): 78363892

約数列:

[1, 2, 4, 5, 10, 20, 61, 113, 122, 226, 244, 305, 452, 491, 565, 610, 982, 1130, 1220, 1964, 2260, 2455, 4910, 6893, 9820, 13786, 27572, 29951, 34465, 55483, 59902, 68930, 110966, 119804, 137860, 149755, 221932, 277415, 299510, 554830, 599020, 1109660, 3384463, 6768926, 13537852, 16922315, 33844630, 67689260]

約数ペア:

[(1, 67689260), (2, 33844630), (4, 16922315), (5, 13537852), (10, 6768926), (20, 3384463), (61, 1109660), (113, 599020), (122, 554830), (226, 299510), (244, 277415), (305, 221932), (452, 149755), (491, 137860), (565, 119804), (610, 110966), (982, 68930), (1130, 59902), (1220, 55483), (1964, 34465), (2260, 29951), (2455, 27572), (4910, 13786), (6893, 9820)]