63813880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{122719}}^1$

素因数の和:122743

約数の個数: 32

約数和(自身を含む): 154627200

約数和(自身を除く): 90813320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 122719, 245438, 490876, 613595, 981752, 1227190, 1595347, 2454380, 3190694, 4908760, 6381388, 7976735, 12762776, 15953470, 31906940, 63813880]

約数ペア:

[(1, 63813880), (2, 31906940), (4, 15953470), (5, 12762776), (8, 7976735), (10, 6381388), (13, 4908760), (20, 3190694), (26, 2454380), (40, 1595347), (52, 1227190), (65, 981752), (104, 613595), (130, 490876), (260, 245438), (520, 122719)]