20600778850

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{31531}}^1$

素因数の和:31795

約数の個数: 48

約数和(自身を含む): 39060580320

約数和(自身を除く): 18459801470

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 179, 358, 365, 730, 895, 1790, 1825, 3650, 4475, 8950, 13067, 26134, 31531, 63062, 65335, 130670, 157655, 315310, 326675, 653350, 788275, 1576550, 2301763, 4603526, 5644049, 11288098, 11508815, 23017630, 28220245, 56440490, 57544075, 115088150, 141101225, 282202450, 412015577, 824031154, 2060077885, 4120155770, 10300389425, 20600778850]

約数ペア:

[(1, 20600778850), (2, 10300389425), (5, 4120155770), (10, 2060077885), (25, 824031154), (50, 412015577), (73, 282202450), (146, 141101225), (179, 115088150), (358, 57544075), (365, 56440490), (730, 28220245), (895, 23017630), (1790, 11508815), (1825, 11288098), (3650, 5644049), (4475, 4603526), (8950, 2301763), (13067, 1576550), (26134, 788275), (31531, 653350), (63062, 326675), (65335, 315310), (130670, 157655)]