42485890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 82912104

約数和(自身を除く): 40426214

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 241, 289, 305, 482, 578, 610, 1037, 1205, 1445, 2074, 2410, 2890, 4097, 5185, 8194, 10370, 14701, 17629, 20485, 29402, 35258, 40970, 69649, 73505, 88145, 139298, 147010, 176290, 249917, 348245, 499834, 696490, 1249585, 2499170, 4248589, 8497178, 21242945, 42485890]

約数ペア:

[(1, 42485890), (2, 21242945), (5, 8497178), (10, 4248589), (17, 2499170), (34, 1249585), (61, 696490), (85, 499834), (122, 348245), (170, 249917), (241, 176290), (289, 147010), (305, 139298), (482, 88145), (578, 73505), (610, 69649), (1037, 40970), (1205, 35258), (1445, 29402), (2074, 20485), (2410, 17629), (2890, 14701), (4097, 10370), (5185, 8194)]