55152800

素因数分解:

$2^5\times 5^2\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1062

約数の個数: 72

約数和(自身を含む): 136678752

約数和(自身を除く): 81525952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 71, 80, 100, 142, 160, 200, 284, 355, 400, 568, 710, 800, 971, 1136, 1420, 1775, 1942, 2272, 2840, 3550, 3884, 4855, 5680, 7100, 7768, 9710, 11360, 14200, 15536, 19420, 24275, 28400, 31072, 38840, 48550, 56800, 68941, 77680, 97100, 137882, 155360, 194200, 275764, 344705, 388400, 551528, 689410, 776800, 1103056, 1378820, 1723525, 2206112, 2757640, 3447050, 5515280, 6894100, 11030560, 13788200, 27576400, 55152800]

約数ペア:

[(1, 55152800), (2, 27576400), (4, 13788200), (5, 11030560), (8, 6894100), (10, 5515280), (16, 3447050), (20, 2757640), (25, 2206112), (32, 1723525), (40, 1378820), (50, 1103056), (71, 776800), (80, 689410), (100, 551528), (142, 388400), (160, 344705), (200, 275764), (284, 194200), (355, 155360), (400, 137882), (568, 97100), (710, 77680), (800, 68941), (971, 56800), (1136, 48550), (1420, 38840), (1775, 31072), (1942, 28400), (2272, 24275), (2840, 19420), (3550, 15536), (3884, 14200), (4855, 11360), (5680, 9710), (7100, 7768)]