7805890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:151

約数の個数: 48

約数和(自身を含む): 15539112

約数和(自身を除く): 7733222

約数列:

[1, 2, 5, 10, 17, 34, 37, 73, 74, 85, 146, 170, 185, 289, 365, 370, 578, 629, 730, 1241, 1258, 1445, 2482, 2701, 2890, 3145, 5402, 6205, 6290, 10693, 12410, 13505, 21097, 21386, 27010, 42194, 45917, 53465, 91834, 105485, 106930, 210970, 229585, 459170, 780589, 1561178, 3902945, 7805890]

約数ペア:

[(1, 7805890), (2, 3902945), (5, 1561178), (10, 780589), (17, 459170), (34, 229585), (37, 210970), (73, 106930), (74, 105485), (85, 91834), (146, 53465), (170, 45917), (185, 42194), (289, 27010), (365, 21386), (370, 21097), (578, 13505), (629, 12410), (730, 10693), (1241, 6290), (1258, 6205), (1445, 5402), (2482, 3145), (2701, 2890)]