25486680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1303}}^1$

素因数の和:1480

約数の個数: 64

約数和(自身を含む): 76988160

約数和(自身を除く): 51501480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 815, 978, 1303, 1304, 1630, 1956, 2445, 2606, 3260, 3909, 3912, 4890, 5212, 6515, 6520, 7818, 9780, 10424, 13030, 15636, 19545, 19560, 26060, 31272, 39090, 52120, 78180, 156360, 212389, 424778, 637167, 849556, 1061945, 1274334, 1699112, 2123890, 2548668, 3185835, 4247780, 5097336, 6371670, 8495560, 12743340, 25486680]

約数ペア:

[(1, 25486680), (2, 12743340), (3, 8495560), (4, 6371670), (5, 5097336), (6, 4247780), (8, 3185835), (10, 2548668), (12, 2123890), (15, 1699112), (20, 1274334), (24, 1061945), (30, 849556), (40, 637167), (60, 424778), (120, 212389), (163, 156360), (326, 78180), (489, 52120), (652, 39090), (815, 31272), (978, 26060), (1303, 19560), (1304, 19545), (1630, 15636), (1956, 13030), (2445, 10424), (2606, 9780), (3260, 7818), (3909, 6520), (3912, 6515), (4890, 5212)]