31991550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{271}}^1\times {\mathrm{787}}^1$

素因数の和:1073

約数の個数: 48

約数和(自身を含む): 79732992

約数和(自身を除く): 47741442

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 271, 542, 787, 813, 1355, 1574, 1626, 2361, 2710, 3935, 4065, 4722, 6775, 7870, 8130, 11805, 13550, 19675, 20325, 23610, 39350, 40650, 59025, 118050, 213277, 426554, 639831, 1066385, 1279662, 2132770, 3199155, 5331925, 6398310, 10663850, 15995775, 31991550]

約数ペア:

[(1, 31991550), (2, 15995775), (3, 10663850), (5, 6398310), (6, 5331925), (10, 3199155), (15, 2132770), (25, 1279662), (30, 1066385), (50, 639831), (75, 426554), (150, 213277), (271, 118050), (542, 59025), (787, 40650), (813, 39350), (1355, 23610), (1574, 20325), (1626, 19675), (2361, 13550), (2710, 11805), (3935, 8130), (4065, 7870), (4722, 6775)]