20150491664

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{1301}}^1$

素因数の和:1608

約数の個数: 80

約数和(自身を含む): 40278047040

約数和(自身を除く): 20127555376

約数列:

[1, 2, 4, 8, 16, 83, 107, 109, 166, 214, 218, 332, 428, 436, 664, 856, 872, 1301, 1328, 1712, 1744, 2602, 5204, 8881, 9047, 10408, 11663, 17762, 18094, 20816, 23326, 35524, 36188, 46652, 71048, 72376, 93304, 107983, 139207, 141809, 142096, 144752, 186608, 215966, 278414, 283618, 431932, 556828, 567236, 863864, 968029, 1113656, 1134472, 1727728, 1936058, 2227312, 2268944, 3872116, 7744232, 11554181, 11770147, 15173563, 15488464, 23108362, 23540294, 30347126, 46216724, 47080588, 60694252, 92433448, 94161176, 121388504, 184866896, 188322352, 242777008, 1259405729, 2518811458, 5037622916, 10075245832, 20150491664]

約数ペア:

[(1, 20150491664), (2, 10075245832), (4, 5037622916), (8, 2518811458), (16, 1259405729), (83, 242777008), (107, 188322352), (109, 184866896), (166, 121388504), (214, 94161176), (218, 92433448), (332, 60694252), (428, 47080588), (436, 46216724), (664, 30347126), (856, 23540294), (872, 23108362), (1301, 15488464), (1328, 15173563), (1712, 11770147), (1744, 11554181), (2602, 7744232), (5204, 3872116), (8881, 2268944), (9047, 2227312), (10408, 1936058), (11663, 1727728), (17762, 1134472), (18094, 1113656), (20816, 968029), (23326, 863864), (35524, 567236), (36188, 556828), (46652, 431932), (71048, 283618), (72376, 278414), (93304, 215966), (107983, 186608), (139207, 144752), (141809, 142096)]