1250979080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2405729}}^1$

素因数の和:2405753

約数の個数: 32

約数和(自身を含む): 3031219800

約数和(自身を除く): 1780240720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2405729, 4811458, 9622916, 12028645, 19245832, 24057290, 31274477, 48114580, 62548954, 96229160, 125097908, 156372385, 250195816, 312744770, 625489540, 1250979080]

約数ペア:

[(1, 1250979080), (2, 625489540), (4, 312744770), (5, 250195816), (8, 156372385), (10, 125097908), (13, 96229160), (20, 62548954), (26, 48114580), (40, 31274477), (52, 24057290), (65, 19245832), (104, 12028645), (130, 9622916), (260, 4811458), (520, 2405729)]