78779596

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 161421120

約数和(自身を除く): 82641524

約数列:

[1, 2, 4, 7, 14, 28, 89, 101, 178, 202, 313, 356, 404, 623, 626, 707, 1246, 1252, 1414, 2191, 2492, 2828, 4382, 8764, 8989, 17978, 27857, 31613, 35956, 55714, 62923, 63226, 111428, 125846, 126452, 194999, 221291, 251692, 389998, 442582, 779996, 885164, 2813557, 5627114, 11254228, 19694899, 39389798, 78779596]

約数ペア:

[(1, 78779596), (2, 39389798), (4, 19694899), (7, 11254228), (14, 5627114), (28, 2813557), (89, 885164), (101, 779996), (178, 442582), (202, 389998), (313, 251692), (356, 221291), (404, 194999), (623, 126452), (626, 125846), (707, 111428), (1246, 63226), (1252, 62923), (1414, 55714), (2191, 35956), (2492, 31613), (2828, 27857), (4382, 17978), (8764, 8989)]