74739080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{143729}}^1$

素因数の和:143753

約数の個数: 32

約数和(自身を含む): 181099800

約数和(自身を除く): 106360720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 143729, 287458, 574916, 718645, 1149832, 1437290, 1868477, 2874580, 3736954, 5749160, 7473908, 9342385, 14947816, 18684770, 37369540, 74739080]

約数ペア:

[(1, 74739080), (2, 37369540), (4, 18684770), (5, 14947816), (8, 9342385), (10, 7473908), (13, 5749160), (20, 3736954), (26, 2874580), (40, 1868477), (52, 1437290), (65, 1149832), (104, 718645), (130, 574916), (260, 287458), (520, 143729)]