81900388050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{42000199}}^1$

素因数の和:42000227

約数の個数: 48

約数和(自身を含む): 218737041600

約数和(自身を除く): 136836653550

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 42000199, 84000398, 126000597, 210000995, 252001194, 420001990, 546002587, 630002985, 1050004975, 1092005174, 1260005970, 1638007761, 2100009950, 2730012935, 3150014925, 3276015522, 5460025870, 6300029850, 8190038805, 13650064675, 16380077610, 27300129350, 40950194025, 81900388050]

約数ペア:

[(1, 81900388050), (2, 40950194025), (3, 27300129350), (5, 16380077610), (6, 13650064675), (10, 8190038805), (13, 6300029850), (15, 5460025870), (25, 3276015522), (26, 3150014925), (30, 2730012935), (39, 2100009950), (50, 1638007761), (65, 1260005970), (75, 1092005174), (78, 1050004975), (130, 630002985), (150, 546002587), (195, 420001990), (325, 252001194), (390, 210000995), (650, 126000597), (975, 84000398), (1950, 42000199)]