310001450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{5171}}^1$

素因数の和:5303

約数の個数: 48

約数和(自身を含む): 634914720

約数和(自身を除く): 324913270

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 109, 110, 218, 275, 545, 550, 1090, 1199, 2398, 2725, 5171, 5450, 5995, 10342, 11990, 25855, 29975, 51710, 56881, 59950, 113762, 129275, 258550, 284405, 563639, 568810, 1127278, 1422025, 2818195, 2844050, 5636390, 6200029, 12400058, 14090975, 28181950, 31000145, 62000290, 155000725, 310001450]

約数ペア:

[(1, 310001450), (2, 155000725), (5, 62000290), (10, 31000145), (11, 28181950), (22, 14090975), (25, 12400058), (50, 6200029), (55, 5636390), (109, 2844050), (110, 2818195), (218, 1422025), (275, 1127278), (545, 568810), (550, 563639), (1090, 284405), (1199, 258550), (2398, 129275), (2725, 113762), (5171, 59950), (5450, 56881), (5995, 51710), (10342, 29975), (11990, 25855)]