137499160

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{11197}}^1$

素因数の和:11515

約数の個数: 32

約数和(自身を含む): 310408560

約数和(自身を除く): 172909400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 11197, 12280, 22394, 44788, 55985, 89576, 111970, 223940, 447880, 3437479, 6874958, 13749916, 17187395, 27499832, 34374790, 68749580, 137499160]

約数ペア:

[(1, 137499160), (2, 68749580), (4, 34374790), (5, 27499832), (8, 17187395), (10, 13749916), (20, 6874958), (40, 3437479), (307, 447880), (614, 223940), (1228, 111970), (1535, 89576), (2456, 55985), (3070, 44788), (6140, 22394), (11197, 12280)]