80778628

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{761}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 172053504

約数和(自身を除く): 91274876

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 223, 238, 446, 476, 761, 892, 1522, 1561, 3044, 3122, 3791, 5327, 6244, 7582, 10654, 12937, 15164, 21308, 25874, 26537, 51748, 53074, 90559, 106148, 169703, 181118, 339406, 362236, 678812, 1187921, 2375842, 2884951, 4751684, 5769902, 11539804, 20194657, 40389314, 80778628]

約数ペア:

[(1, 80778628), (2, 40389314), (4, 20194657), (7, 11539804), (14, 5769902), (17, 4751684), (28, 2884951), (34, 2375842), (68, 1187921), (119, 678812), (223, 362236), (238, 339406), (446, 181118), (476, 169703), (761, 106148), (892, 90559), (1522, 53074), (1561, 51748), (3044, 26537), (3122, 25874), (3791, 21308), (5327, 15164), (6244, 12937), (7582, 10654)]