53351220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68399}}^1$

素因数の和:68424

約数の個数: 48

約数和(自身を含む): 160876800

約数和(自身を除く): 107525580

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, 68399, 136798, 205197, 273596, 341995, 410394, 683990, 820788, 889187, 1025985, 1367980, 1778374, 2051970, 2667561, 3556748, 4103940, 4445935, 5335122, 8891870, 10670244, 13337805, 17783740, 26675610, 53351220]

約数ペア:

[(1, 53351220), (2, 26675610), (3, 17783740), (4, 13337805), (5, 10670244), (6, 8891870), (10, 5335122), (12, 4445935), (13, 4103940), (15, 3556748), (20, 2667561), (26, 2051970), (30, 1778374), (39, 1367980), (52, 1025985), (60, 889187), (65, 820788), (78, 683990), (130, 410394), (156, 341995), (195, 273596), (260, 205197), (390, 136798), (780, 68399)]