15671765980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{312311}}^1$

素因数の和:312526

約数の個数: 48

約数和(自身を含む): 35626054464

約数和(自身を除く): 19954288484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 193, 260, 386, 772, 965, 1930, 2509, 3860, 5018, 10036, 12545, 25090, 50180, 312311, 624622, 1249244, 1561555, 3123110, 4060043, 6246220, 8120086, 16240172, 20300215, 40600430, 60276023, 81200860, 120552046, 241104092, 301380115, 602760230, 783588299, 1205520460, 1567176598, 3134353196, 3917941495, 7835882990, 15671765980]

約数ペア:

[(1, 15671765980), (2, 7835882990), (4, 3917941495), (5, 3134353196), (10, 1567176598), (13, 1205520460), (20, 783588299), (26, 602760230), (52, 301380115), (65, 241104092), (130, 120552046), (193, 81200860), (260, 60276023), (386, 40600430), (772, 20300215), (965, 16240172), (1930, 8120086), (2509, 6246220), (3860, 4060043), (5018, 3123110), (10036, 1561555), (12545, 1249244), (25090, 624622), (50180, 312311)]