248974240

素因数分解:

$2^5\times 5^1\times {\mathrm{983}}^1\times {\mathrm{1583}}^1$

素因数の和:2581

約数の個数: 48

約数和(自身を含む): 589171968

約数和(自身を除く): 340197728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 983, 1583, 1966, 3166, 3932, 4915, 6332, 7864, 7915, 9830, 12664, 15728, 15830, 19660, 25328, 31456, 31660, 39320, 50656, 63320, 78640, 126640, 157280, 253280, 1556089, 3112178, 6224356, 7780445, 12448712, 15560890, 24897424, 31121780, 49794848, 62243560, 124487120, 248974240]

約数ペア:

[(1, 248974240), (2, 124487120), (4, 62243560), (5, 49794848), (8, 31121780), (10, 24897424), (16, 15560890), (20, 12448712), (32, 7780445), (40, 6224356), (80, 3112178), (160, 1556089), (983, 253280), (1583, 157280), (1966, 126640), (3166, 78640), (3932, 63320), (4915, 50656), (6332, 39320), (7864, 31660), (7915, 31456), (9830, 25328), (12664, 19660), (15728, 15830)]