15651938440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1\times {\mathrm{32957}}^1$

素因数の和:33382

約数の個数: 64

約数和(自身を含む): 36448911360

約数和(自身を除く): 20796972920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 383, 620, 766, 1240, 1532, 1915, 3064, 3830, 7660, 11873, 15320, 23746, 32957, 47492, 59365, 65914, 94984, 118730, 131828, 164785, 237460, 263656, 329570, 474920, 659140, 1021667, 1318280, 2043334, 4086668, 5108335, 8173336, 10216670, 12622531, 20433340, 25245062, 40866680, 50490124, 63112655, 100980248, 126225310, 252450620, 391298461, 504901240, 782596922, 1565193844, 1956492305, 3130387688, 3912984610, 7825969220, 15651938440]

約数ペア:

[(1, 15651938440), (2, 7825969220), (4, 3912984610), (5, 3130387688), (8, 1956492305), (10, 1565193844), (20, 782596922), (31, 504901240), (40, 391298461), (62, 252450620), (124, 126225310), (155, 100980248), (248, 63112655), (310, 50490124), (383, 40866680), (620, 25245062), (766, 20433340), (1240, 12622531), (1532, 10216670), (1915, 8173336), (3064, 5108335), (3830, 4086668), (7660, 2043334), (11873, 1318280), (15320, 1021667), (23746, 659140), (32957, 474920), (47492, 329570), (59365, 263656), (65914, 237460), (94984, 164785), (118730, 131828)]