275226440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{653}}^1$

素因数の和:962

約数の個数: 64

約数和(自身を含む): 637806960

約数和(自身を除く): 362580520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 257, 328, 410, 514, 653, 820, 1028, 1285, 1306, 1640, 2056, 2570, 2612, 3265, 5140, 5224, 6530, 10280, 10537, 13060, 21074, 26120, 26773, 42148, 52685, 53546, 84296, 105370, 107092, 133865, 167821, 210740, 214184, 267730, 335642, 421480, 535460, 671284, 839105, 1070920, 1342568, 1678210, 3356420, 6712840, 6880661, 13761322, 27522644, 34403305, 55045288, 68806610, 137613220, 275226440]

約数ペア:

[(1, 275226440), (2, 137613220), (4, 68806610), (5, 55045288), (8, 34403305), (10, 27522644), (20, 13761322), (40, 6880661), (41, 6712840), (82, 3356420), (164, 1678210), (205, 1342568), (257, 1070920), (328, 839105), (410, 671284), (514, 535460), (653, 421480), (820, 335642), (1028, 267730), (1285, 214184), (1306, 210740), (1640, 167821), (2056, 133865), (2570, 107092), (2612, 105370), (3265, 84296), (5140, 53546), (5224, 52685), (6530, 42148), (10280, 26773), (10537, 26120), (13060, 21074)]