128216100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{11551}}^1$

素因数の和:11605

約数の個数: 72

約数和(自身を含む): 381031168

約数和(自身を除く): 252815068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 37, 50, 60, 74, 75, 100, 111, 148, 150, 185, 222, 300, 370, 444, 555, 740, 925, 1110, 1850, 2220, 2775, 3700, 5550, 11100, 11551, 23102, 34653, 46204, 57755, 69306, 115510, 138612, 173265, 231020, 288775, 346530, 427387, 577550, 693060, 854774, 866325, 1155100, 1282161, 1709548, 1732650, 2136935, 2564322, 3465300, 4273870, 5128644, 6410805, 8547740, 10684675, 12821610, 21369350, 25643220, 32054025, 42738700, 64108050, 128216100]

約数ペア:

[(1, 128216100), (2, 64108050), (3, 42738700), (4, 32054025), (5, 25643220), (6, 21369350), (10, 12821610), (12, 10684675), (15, 8547740), (20, 6410805), (25, 5128644), (30, 4273870), (37, 3465300), (50, 2564322), (60, 2136935), (74, 1732650), (75, 1709548), (100, 1282161), (111, 1155100), (148, 866325), (150, 854774), (185, 693060), (222, 577550), (300, 427387), (370, 346530), (444, 288775), (555, 231020), (740, 173265), (925, 138612), (1110, 115510), (1850, 69306), (2220, 57755), (2775, 46204), (3700, 34653), (5550, 23102), (11100, 11551)]