30951700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{821}}^1$

素因数の和:877

約数の個数: 72

約数和(自身を含む): 74917080

約数和(自身を除く): 43965380

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 100, 116, 130, 145, 260, 290, 325, 377, 580, 650, 725, 754, 821, 1300, 1450, 1508, 1642, 1885, 2900, 3284, 3770, 4105, 7540, 8210, 9425, 10673, 16420, 18850, 20525, 21346, 23809, 37700, 41050, 42692, 47618, 53365, 82100, 95236, 106730, 119045, 213460, 238090, 266825, 309517, 476180, 533650, 595225, 619034, 1067300, 1190450, 1238068, 1547585, 2380900, 3095170, 6190340, 7737925, 15475850, 30951700]

約数ペア:

[(1, 30951700), (2, 15475850), (4, 7737925), (5, 6190340), (10, 3095170), (13, 2380900), (20, 1547585), (25, 1238068), (26, 1190450), (29, 1067300), (50, 619034), (52, 595225), (58, 533650), (65, 476180), (100, 309517), (116, 266825), (130, 238090), (145, 213460), (260, 119045), (290, 106730), (325, 95236), (377, 82100), (580, 53365), (650, 47618), (725, 42692), (754, 41050), (821, 37700), (1300, 23809), (1450, 21346), (1508, 20525), (1642, 18850), (1885, 16420), (2900, 10673), (3284, 9425), (3770, 8210), (4105, 7540)]