61625870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 120839040

約数和(自身を除く): 59213170

約数列:

[1, 2, 5, 10, 29, 41, 58, 71, 73, 82, 142, 145, 146, 205, 290, 355, 365, 410, 710, 730, 1189, 2059, 2117, 2378, 2911, 2993, 4118, 4234, 5183, 5822, 5945, 5986, 10295, 10366, 10585, 11890, 14555, 14965, 20590, 21170, 25915, 29110, 29930, 51830, 84419, 86797, 150307, 168838, 173594, 212503, 300614, 422095, 425006, 433985, 751535, 844190, 867970, 1062515, 1503070, 2125030, 6162587, 12325174, 30812935, 61625870]

約数ペア:

[(1, 61625870), (2, 30812935), (5, 12325174), (10, 6162587), (29, 2125030), (41, 1503070), (58, 1062515), (71, 867970), (73, 844190), (82, 751535), (142, 433985), (145, 425006), (146, 422095), (205, 300614), (290, 212503), (355, 173594), (365, 168838), (410, 150307), (710, 86797), (730, 84419), (1189, 51830), (2059, 29930), (2117, 29110), (2378, 25915), (2911, 21170), (2993, 20590), (4118, 14965), (4234, 14555), (5183, 11890), (5822, 10585), (5945, 10366), (5986, 10295)]