2011521250

素因数分解:

$2^1\times 5^4\times {\mathrm{127}}^1\times {\mathrm{12671}}^1$

素因数の和:12820

約数の個数: 40

約数和(自身を含む): 3800383488

約数和(自身を除く): 1788862238

約数列:

[1, 2, 5, 10, 25, 50, 125, 127, 250, 254, 625, 635, 1250, 1270, 3175, 6350, 12671, 15875, 25342, 31750, 63355, 79375, 126710, 158750, 316775, 633550, 1583875, 1609217, 3167750, 3218434, 7919375, 8046085, 15838750, 16092170, 40230425, 80460850, 201152125, 402304250, 1005760625, 2011521250]

約数ペア:

[(1, 2011521250), (2, 1005760625), (5, 402304250), (10, 201152125), (25, 80460850), (50, 40230425), (125, 16092170), (127, 15838750), (250, 8046085), (254, 7919375), (625, 3218434), (635, 3167750), (1250, 1609217), (1270, 1583875), (3175, 633550), (6350, 316775), (12671, 158750), (15875, 126710), (25342, 79375), (31750, 63355)]