39815737520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1559}}^1\times {\mathrm{1889}}^1$

素因数の和:3487

約数の個数: 120

約数和(自身を含む): 100357639200

約数和(自身を除く): 60541901680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1559, 1690, 1889, 2704, 3118, 3380, 3778, 6236, 6760, 7556, 7795, 9445, 12472, 13520, 15112, 15590, 18890, 20267, 24557, 24944, 30224, 31180, 37780, 40534, 49114, 62360, 75560, 81068, 98228, 101335, 122785, 124720, 151120, 162136, 196456, 202670, 245570, 263471, 319241, 324272, 392912, 405340, 491140, 526942, 638482, 810680, 982280, 1053884, 1276964, 1317355, 1596205, 1621360, 1964560, 2107768, 2553928, 2634710, 2944951, 3192410, 4215536, 5107856, 5269420, 5889902, 6384820, 10538840, 11779804, 12769640, 14724755, 21077680, 23559608, 25539280, 29449510, 38284363, 47119216, 58899020, 76568726, 117798040, 153137452, 191421815, 235596080, 306274904, 382843630, 497696719, 612549808, 765687260, 995393438, 1531374520, 1990786876, 2488483595, 3062749040, 3981573752, 4976967190, 7963147504, 9953934380, 19907868760, 39815737520]

約数ペア:

[(1, 39815737520), (2, 19907868760), (4, 9953934380), (5, 7963147504), (8, 4976967190), (10, 3981573752), (13, 3062749040), (16, 2488483595), (20, 1990786876), (26, 1531374520), (40, 995393438), (52, 765687260), (65, 612549808), (80, 497696719), (104, 382843630), (130, 306274904), (169, 235596080), (208, 191421815), (260, 153137452), (338, 117798040), (520, 76568726), (676, 58899020), (845, 47119216), (1040, 38284363), (1352, 29449510), (1559, 25539280), (1690, 23559608), (1889, 21077680), (2704, 14724755), (3118, 12769640), (3380, 11779804), (3778, 10538840), (6236, 6384820), (6760, 5889902), (7556, 5269420), (7795, 5107856), (9445, 4215536), (12472, 3192410), (13520, 2944951), (15112, 2634710), (15590, 2553928), (18890, 2107768), (20267, 1964560), (24557, 1621360), (24944, 1596205), (30224, 1317355), (31180, 1276964), (37780, 1053884), (40534, 982280), (49114, 810680), (62360, 638482), (75560, 526942), (81068, 491140), (98228, 405340), (101335, 392912), (122785, 324272), (124720, 319241), (151120, 263471), (162136, 245570), (196456, 202670)]