64076400440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{123223847}}^1$

素因数の和:123223871

約数の個数: 32

約数和(自身を含む): 155262048480

約数和(自身を除く): 91185648040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 123223847, 246447694, 492895388, 616119235, 985790776, 1232238470, 1601910011, 2464476940, 3203820022, 4928953880, 6407640044, 8009550055, 12815280088, 16019100110, 32038200220, 64076400440]

約数ペア:

[(1, 64076400440), (2, 32038200220), (4, 16019100110), (5, 12815280088), (8, 8009550055), (10, 6407640044), (13, 4928953880), (20, 3203820022), (26, 2464476940), (40, 1601910011), (52, 1232238470), (65, 985790776), (104, 616119235), (130, 492895388), (260, 246447694), (520, 123223847)]