77068370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 153964800

約数和(自身を除く): 76896430

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 71, 95, 142, 145, 190, 197, 290, 355, 394, 551, 710, 985, 1102, 1349, 1970, 2059, 2698, 2755, 3743, 4118, 5510, 5713, 6745, 7486, 10295, 11426, 13490, 13987, 18715, 20590, 27974, 28565, 37430, 39121, 57130, 69935, 78242, 108547, 139870, 195605, 217094, 265753, 391210, 405623, 531506, 542735, 811246, 1085470, 1328765, 2028115, 2657530, 4056230, 7706837, 15413674, 38534185, 77068370]

約数ペア:

[(1, 77068370), (2, 38534185), (5, 15413674), (10, 7706837), (19, 4056230), (29, 2657530), (38, 2028115), (58, 1328765), (71, 1085470), (95, 811246), (142, 542735), (145, 531506), (190, 405623), (197, 391210), (290, 265753), (355, 217094), (394, 195605), (551, 139870), (710, 108547), (985, 78242), (1102, 69935), (1349, 57130), (1970, 39121), (2059, 37430), (2698, 28565), (2755, 27974), (3743, 20590), (4118, 18715), (5510, 13987), (5713, 13490), (6745, 11426), (7486, 10295)]