80491378390

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1\times {\mathrm{1667}}^1$

素因数の和:2229

約数の個数: 64

約数和(自身を含む): 147862195200

約数和(自身を除く): 67370816810

約数列:

[1, 2, 5, 10, 89, 178, 227, 239, 445, 454, 478, 890, 1135, 1195, 1667, 2270, 2390, 3334, 8335, 16670, 20203, 21271, 40406, 42542, 54253, 101015, 106355, 108506, 148363, 202030, 212710, 271265, 296726, 378409, 398413, 542530, 741815, 756818, 796826, 1483630, 1892045, 1992065, 3784090, 3984130, 4828517, 9657034, 24142585, 33678401, 35458757, 48285170, 67356802, 70917514, 90439751, 168392005, 177293785, 180879502, 336784010, 354587570, 452198755, 904397510, 8049137839, 16098275678, 40245689195, 80491378390]

約数ペア:

[(1, 80491378390), (2, 40245689195), (5, 16098275678), (10, 8049137839), (89, 904397510), (178, 452198755), (227, 354587570), (239, 336784010), (445, 180879502), (454, 177293785), (478, 168392005), (890, 90439751), (1135, 70917514), (1195, 67356802), (1667, 48285170), (2270, 35458757), (2390, 33678401), (3334, 24142585), (8335, 9657034), (16670, 4828517), (20203, 3984130), (21271, 3784090), (40406, 1992065), (42542, 1892045), (54253, 1483630), (101015, 796826), (106355, 756818), (108506, 741815), (148363, 542530), (202030, 398413), (212710, 378409), (271265, 296726)]