131822540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{1229}}^1$

素因数の和:1442

約数の個数: 48

約数和(自身を含む): 287642880

約数和(自身を除く): 155820340

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 173, 310, 346, 620, 692, 865, 1229, 1730, 2458, 3460, 4916, 5363, 6145, 10726, 12290, 21452, 24580, 26815, 38099, 53630, 76198, 107260, 152396, 190495, 212617, 380990, 425234, 761980, 850468, 1063085, 2126170, 4252340, 6591127, 13182254, 26364508, 32955635, 65911270, 131822540]

約数ペア:

[(1, 131822540), (2, 65911270), (4, 32955635), (5, 26364508), (10, 13182254), (20, 6591127), (31, 4252340), (62, 2126170), (124, 1063085), (155, 850468), (173, 761980), (310, 425234), (346, 380990), (620, 212617), (692, 190495), (865, 152396), (1229, 107260), (1730, 76198), (2458, 53630), (3460, 38099), (4916, 26815), (5363, 24580), (6145, 21452), (10726, 12290)]