78925220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 195955200

約数和(自身を除く): 117029980

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 47, 55, 68, 85, 94, 110, 170, 187, 188, 220, 235, 340, 374, 449, 470, 517, 748, 799, 898, 935, 940, 1034, 1598, 1796, 1870, 2068, 2245, 2585, 3196, 3740, 3995, 4490, 4939, 5170, 7633, 7990, 8789, 8980, 9878, 10340, 15266, 15980, 17578, 19756, 21103, 24695, 30532, 35156, 38165, 42206, 43945, 49390, 76330, 83963, 84412, 87890, 98780, 105515, 152660, 167926, 175780, 211030, 232133, 335852, 358751, 419815, 422060, 464266, 717502, 839630, 928532, 1160665, 1435004, 1679260, 1793755, 2321330, 3587510, 3946261, 4642660, 7175020, 7892522, 15785044, 19731305, 39462610, 78925220]

約数ペア:

[(1, 78925220), (2, 39462610), (4, 19731305), (5, 15785044), (10, 7892522), (11, 7175020), (17, 4642660), (20, 3946261), (22, 3587510), (34, 2321330), (44, 1793755), (47, 1679260), (55, 1435004), (68, 1160665), (85, 928532), (94, 839630), (110, 717502), (170, 464266), (187, 422060), (188, 419815), (220, 358751), (235, 335852), (340, 232133), (374, 211030), (449, 175780), (470, 167926), (517, 152660), (748, 105515), (799, 98780), (898, 87890), (935, 84412), (940, 83963), (1034, 76330), (1598, 49390), (1796, 43945), (1870, 42206), (2068, 38165), (2245, 35156), (2585, 30532), (3196, 24695), (3740, 21103), (3995, 19756), (4490, 17578), (4939, 15980), (5170, 15266), (7633, 10340), (7990, 9878), (8789, 8980)]