81232650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1861}}^1$

素因数の和:1976

約数の個数: 72

約数和(自身を含む): 220613484

約数和(自身を除く): 139380834

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 97, 150, 194, 225, 291, 450, 485, 582, 873, 970, 1455, 1746, 1861, 2425, 2910, 3722, 4365, 4850, 5583, 7275, 8730, 9305, 11166, 14550, 16749, 18610, 21825, 27915, 33498, 43650, 46525, 55830, 83745, 93050, 139575, 167490, 180517, 279150, 361034, 418725, 541551, 837450, 902585, 1083102, 1624653, 1805170, 2707755, 3249306, 4512925, 5415510, 8123265, 9025850, 13538775, 16246530, 27077550, 40616325, 81232650]

約数ペア:

[(1, 81232650), (2, 40616325), (3, 27077550), (5, 16246530), (6, 13538775), (9, 9025850), (10, 8123265), (15, 5415510), (18, 4512925), (25, 3249306), (30, 2707755), (45, 1805170), (50, 1624653), (75, 1083102), (90, 902585), (97, 837450), (150, 541551), (194, 418725), (225, 361034), (291, 279150), (450, 180517), (485, 167490), (582, 139575), (873, 93050), (970, 83745), (1455, 55830), (1746, 46525), (1861, 43650), (2425, 33498), (2910, 27915), (3722, 21825), (4365, 18610), (4850, 16749), (5583, 14550), (7275, 11166), (8730, 9305)]