205440350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{7457}}^1$

素因数の和:7517

約数の個数: 48

約数和(自身を含む): 416156400

約数和(自身を除く): 210716050

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 95, 145, 190, 290, 475, 551, 725, 950, 1102, 1450, 2755, 5510, 7457, 13775, 14914, 27550, 37285, 74570, 141683, 186425, 216253, 283366, 372850, 432506, 708415, 1081265, 1416830, 2162530, 3542075, 4108807, 5406325, 7084150, 8217614, 10812650, 20544035, 41088070, 102720175, 205440350]

約数ペア:

[(1, 205440350), (2, 102720175), (5, 41088070), (10, 20544035), (19, 10812650), (25, 8217614), (29, 7084150), (38, 5406325), (50, 4108807), (58, 3542075), (95, 2162530), (145, 1416830), (190, 1081265), (290, 708415), (475, 432506), (551, 372850), (725, 283366), (950, 216253), (1102, 186425), (1450, 141683), (2755, 74570), (5510, 37285), (7457, 27550), (13775, 14914)]