52321400

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{1997}}^1$

素因数の和:2144

約数の個数: 48

約数和(自身を含む): 122637240

約数和(自身を除く): 70315840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 200, 262, 524, 655, 1048, 1310, 1997, 2620, 3275, 3994, 5240, 6550, 7988, 9985, 13100, 15976, 19970, 26200, 39940, 49925, 79880, 99850, 199700, 261607, 399400, 523214, 1046428, 1308035, 2092856, 2616070, 5232140, 6540175, 10464280, 13080350, 26160700, 52321400]

約数ペア:

[(1, 52321400), (2, 26160700), (4, 13080350), (5, 10464280), (8, 6540175), (10, 5232140), (20, 2616070), (25, 2092856), (40, 1308035), (50, 1046428), (100, 523214), (131, 399400), (200, 261607), (262, 199700), (524, 99850), (655, 79880), (1048, 49925), (1310, 39940), (1997, 26200), (2620, 19970), (3275, 15976), (3994, 13100), (5240, 9985), (6550, 7988)]