68827980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{88241}}^1$

素因数の和:88266

約数の個数: 48

約数和(自身を含む): 207545184

約数和(自身を除く): 138717204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 88241, 176482, 264723, 352964, 441205, 529446, 882410, 1058892, 1147133, 1323615, 1764820, 2294266, 2647230, 3441399, 4588532, 5294460, 5735665, 6882798, 11471330, 13765596, 17206995, 22942660, 34413990, 68827980]

約数ペア:

[(1, 68827980), (2, 34413990), (3, 22942660), (4, 17206995), (5, 13765596), (6, 11471330), (10, 6882798), (12, 5735665), (13, 5294460), (15, 4588532), (20, 3441399), (26, 2647230), (30, 2294266), (39, 1764820), (52, 1323615), (60, 1147133), (65, 1058892), (78, 882410), (130, 529446), (156, 441205), (195, 352964), (260, 264723), (390, 176482), (780, 88241)]