188771825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 273196800

約数和(自身を除く): 84424975

約数列:

[1, 5, 11, 17, 25, 55, 85, 149, 187, 271, 275, 425, 745, 935, 1355, 1639, 2533, 2981, 3725, 4607, 4675, 6775, 8195, 12665, 14905, 23035, 27863, 40379, 40975, 50677, 63325, 74525, 115175, 139315, 201895, 253385, 444169, 686443, 696575, 1009475, 1266925, 2220845, 3432215, 7550873, 11104225, 17161075, 37754365, 188771825]

約数ペア:

[(1, 188771825), (5, 37754365), (11, 17161075), (17, 11104225), (25, 7550873), (55, 3432215), (85, 2220845), (149, 1266925), (187, 1009475), (271, 696575), (275, 686443), (425, 444169), (745, 253385), (935, 201895), (1355, 139315), (1639, 115175), (2533, 74525), (2981, 63325), (3725, 50677), (4607, 40975), (4675, 40379), (6775, 27863), (8195, 23035), (12665, 14905)]