478156900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3571}}^1$

素因数の和:3701

約数の個数: 72

約数和(自身を含む): 1128580544

約数和(自身を除く): 650423644

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 103, 130, 206, 260, 325, 412, 515, 650, 1030, 1300, 1339, 2060, 2575, 2678, 3571, 5150, 5356, 6695, 7142, 10300, 13390, 14284, 17855, 26780, 33475, 35710, 46423, 66950, 71420, 89275, 92846, 133900, 178550, 185692, 232115, 357100, 367813, 464230, 735626, 928460, 1160575, 1471252, 1839065, 2321150, 3678130, 4642300, 4781569, 7356260, 9195325, 9563138, 18390650, 19126276, 23907845, 36781300, 47815690, 95631380, 119539225, 239078450, 478156900]

約数ペア:

[(1, 478156900), (2, 239078450), (4, 119539225), (5, 95631380), (10, 47815690), (13, 36781300), (20, 23907845), (25, 19126276), (26, 18390650), (50, 9563138), (52, 9195325), (65, 7356260), (100, 4781569), (103, 4642300), (130, 3678130), (206, 2321150), (260, 1839065), (325, 1471252), (412, 1160575), (515, 928460), (650, 735626), (1030, 464230), (1300, 367813), (1339, 357100), (2060, 232115), (2575, 185692), (2678, 178550), (3571, 133900), (5150, 92846), (5356, 89275), (6695, 71420), (7142, 66950), (10300, 46423), (13390, 35710), (14284, 33475), (17855, 26780)]