63881220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81899}}^1$

素因数の和:81924

約数の個数: 48

約数和(自身を含む): 192628800

約数和(自身を除く): 128747580

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, 81899, 163798, 245697, 327596, 409495, 491394, 818990, 982788, 1064687, 1228485, 1637980, 2129374, 2456970, 3194061, 4258748, 4913940, 5323435, 6388122, 10646870, 12776244, 15970305, 21293740, 31940610, 63881220]

約数ペア:

[(1, 63881220), (2, 31940610), (3, 21293740), (4, 15970305), (5, 12776244), (6, 10646870), (10, 6388122), (12, 5323435), (13, 4913940), (15, 4258748), (20, 3194061), (26, 2456970), (30, 2129374), (39, 1637980), (52, 1228485), (60, 1064687), (65, 982788), (78, 818990), (130, 491394), (156, 409495), (195, 327596), (260, 245697), (390, 163798), (780, 81899)]