2021145100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{5737}}^1$

素因数の和:6035

約数の個数: 72

約数和(自身を含む): 4741515968

約数和(自身を除く): 2720370868

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 271, 325, 542, 650, 1084, 1300, 1355, 2710, 3523, 5420, 5737, 6775, 7046, 11474, 13550, 14092, 17615, 22948, 27100, 28685, 35230, 57370, 70460, 74581, 88075, 114740, 143425, 149162, 176150, 286850, 298324, 352300, 372905, 573700, 745810, 1491620, 1554727, 1864525, 3109454, 3729050, 6218908, 7458100, 7773635, 15547270, 20211451, 31094540, 38868175, 40422902, 77736350, 80845804, 101057255, 155472700, 202114510, 404229020, 505286275, 1010572550, 2021145100]

約数ペア:

[(1, 2021145100), (2, 1010572550), (4, 505286275), (5, 404229020), (10, 202114510), (13, 155472700), (20, 101057255), (25, 80845804), (26, 77736350), (50, 40422902), (52, 38868175), (65, 31094540), (100, 20211451), (130, 15547270), (260, 7773635), (271, 7458100), (325, 6218908), (542, 3729050), (650, 3109454), (1084, 1864525), (1300, 1554727), (1355, 1491620), (2710, 745810), (3523, 573700), (5420, 372905), (5737, 352300), (6775, 298324), (7046, 286850), (11474, 176150), (13550, 149162), (14092, 143425), (17615, 114740), (22948, 88075), (27100, 74581), (28685, 70460), (35230, 57370)]