64600640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:376

約数の個数: 112

約数和(自身を含む): 169365168

約数和(自身を除く): 104764528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 64, 65, 80, 104, 106, 130, 160, 208, 212, 260, 265, 293, 320, 416, 424, 520, 530, 586, 689, 832, 848, 1040, 1060, 1172, 1378, 1465, 1696, 2080, 2120, 2344, 2756, 2930, 3392, 3445, 3809, 4160, 4240, 4688, 5512, 5860, 6890, 7618, 8480, 9376, 11024, 11720, 13780, 15236, 15529, 16960, 18752, 19045, 22048, 23440, 27560, 30472, 31058, 38090, 44096, 46880, 55120, 60944, 62116, 76180, 77645, 93760, 110240, 121888, 124232, 152360, 155290, 201877, 220480, 243776, 248464, 304720, 310580, 403754, 496928, 609440, 621160, 807508, 993856, 1009385, 1218880, 1242320, 1615016, 2018770, 2484640, 3230032, 4037540, 4969280, 6460064, 8075080, 12920128, 16150160, 32300320, 64600640]

約数ペア:

[(1, 64600640), (2, 32300320), (4, 16150160), (5, 12920128), (8, 8075080), (10, 6460064), (13, 4969280), (16, 4037540), (20, 3230032), (26, 2484640), (32, 2018770), (40, 1615016), (52, 1242320), (53, 1218880), (64, 1009385), (65, 993856), (80, 807508), (104, 621160), (106, 609440), (130, 496928), (160, 403754), (208, 310580), (212, 304720), (260, 248464), (265, 243776), (293, 220480), (320, 201877), (416, 155290), (424, 152360), (520, 124232), (530, 121888), (586, 110240), (689, 93760), (832, 77645), (848, 76180), (1040, 62116), (1060, 60944), (1172, 55120), (1378, 46880), (1465, 44096), (1696, 38090), (2080, 31058), (2120, 30472), (2344, 27560), (2756, 23440), (2930, 22048), (3392, 19045), (3445, 18752), (3809, 16960), (4160, 15529), (4240, 15236), (4688, 13780), (5512, 11720), (5860, 11024), (6890, 9376), (7618, 8480)]