53444440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1171}}^1$

素因数の和:1352

約数の個数: 64

約数和(自身を含む): 138389760

約数和(自身を除く): 84945320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 1141, 1171, 1304, 1630, 2282, 2342, 3260, 4564, 4684, 5705, 5855, 6520, 8197, 9128, 9368, 11410, 11710, 16394, 22820, 23420, 32788, 40985, 45640, 46840, 65576, 81970, 163940, 190873, 327880, 381746, 763492, 954365, 1336111, 1526984, 1908730, 2672222, 3817460, 5344444, 6680555, 7634920, 10688888, 13361110, 26722220, 53444440]

約数ペア:

[(1, 53444440), (2, 26722220), (4, 13361110), (5, 10688888), (7, 7634920), (8, 6680555), (10, 5344444), (14, 3817460), (20, 2672222), (28, 1908730), (35, 1526984), (40, 1336111), (56, 954365), (70, 763492), (140, 381746), (163, 327880), (280, 190873), (326, 163940), (652, 81970), (815, 65576), (1141, 46840), (1171, 45640), (1304, 40985), (1630, 32788), (2282, 23420), (2342, 22820), (3260, 16394), (4564, 11710), (4684, 11410), (5705, 9368), (5855, 9128), (6520, 8197)]