25738340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 59157672

約数和(自身を除く): 33419332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 73, 85, 122, 146, 170, 244, 289, 292, 305, 340, 365, 578, 610, 730, 1037, 1156, 1220, 1241, 1445, 1460, 2074, 2482, 2890, 4148, 4453, 4964, 5185, 5780, 6205, 8906, 10370, 12410, 17629, 17812, 20740, 21097, 22265, 24820, 35258, 42194, 44530, 70516, 75701, 84388, 88145, 89060, 105485, 151402, 176290, 210970, 302804, 352580, 378505, 421940, 757010, 1286917, 1514020, 2573834, 5147668, 6434585, 12869170, 25738340]

約数ペア:

[(1, 25738340), (2, 12869170), (4, 6434585), (5, 5147668), (10, 2573834), (17, 1514020), (20, 1286917), (34, 757010), (61, 421940), (68, 378505), (73, 352580), (85, 302804), (122, 210970), (146, 176290), (170, 151402), (244, 105485), (289, 89060), (292, 88145), (305, 84388), (340, 75701), (365, 70516), (578, 44530), (610, 42194), (730, 35258), (1037, 24820), (1156, 22265), (1220, 21097), (1241, 20740), (1445, 17812), (1460, 17629), (2074, 12410), (2482, 10370), (2890, 8906), (4148, 6205), (4453, 5780), (4964, 5185)]