145405700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:294

約数の個数: 108

約数和(自身を含む): 354297636

約数和(自身を除く): 208891936

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 61, 100, 110, 121, 122, 197, 220, 242, 244, 275, 305, 394, 484, 550, 605, 610, 671, 788, 985, 1100, 1210, 1220, 1342, 1525, 1970, 2167, 2420, 2684, 3025, 3050, 3355, 3940, 4334, 4925, 6050, 6100, 6710, 7381, 8668, 9850, 10835, 12017, 12100, 13420, 14762, 16775, 19700, 21670, 23837, 24034, 29524, 33550, 36905, 43340, 47674, 48068, 54175, 60085, 67100, 73810, 95348, 108350, 119185, 120170, 132187, 147620, 184525, 216700, 238370, 240340, 264374, 300425, 369050, 476740, 528748, 595925, 600850, 660935, 738100, 1191850, 1201700, 1321870, 1454057, 2383700, 2643740, 2908114, 3304675, 5816228, 6609350, 7270285, 13218700, 14540570, 29081140, 36351425, 72702850, 145405700]

約数ペア:

[(1, 145405700), (2, 72702850), (4, 36351425), (5, 29081140), (10, 14540570), (11, 13218700), (20, 7270285), (22, 6609350), (25, 5816228), (44, 3304675), (50, 2908114), (55, 2643740), (61, 2383700), (100, 1454057), (110, 1321870), (121, 1201700), (122, 1191850), (197, 738100), (220, 660935), (242, 600850), (244, 595925), (275, 528748), (305, 476740), (394, 369050), (484, 300425), (550, 264374), (605, 240340), (610, 238370), (671, 216700), (788, 184525), (985, 147620), (1100, 132187), (1210, 120170), (1220, 119185), (1342, 108350), (1525, 95348), (1970, 73810), (2167, 67100), (2420, 60085), (2684, 54175), (3025, 48068), (3050, 47674), (3355, 43340), (3940, 36905), (4334, 33550), (4925, 29524), (6050, 24034), (6100, 23837), (6710, 21670), (7381, 19700), (8668, 16775), (9850, 14762), (10835, 13420), (12017, 12100)]