25371200

素因数分解:

$2^6\times 5^2\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 84

約数和(自身を含む): 63448692

約数和(自身を除く): 38077492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 101, 157, 160, 200, 202, 314, 320, 400, 404, 505, 628, 785, 800, 808, 1010, 1256, 1570, 1600, 1616, 2020, 2512, 2525, 3140, 3232, 3925, 4040, 5024, 5050, 6280, 6464, 7850, 8080, 10048, 10100, 12560, 15700, 15857, 16160, 20200, 25120, 31400, 31714, 32320, 40400, 50240, 62800, 63428, 79285, 80800, 125600, 126856, 158570, 161600, 251200, 253712, 317140, 396425, 507424, 634280, 792850, 1014848, 1268560, 1585700, 2537120, 3171400, 5074240, 6342800, 12685600, 25371200]

約数ペア:

[(1, 25371200), (2, 12685600), (4, 6342800), (5, 5074240), (8, 3171400), (10, 2537120), (16, 1585700), (20, 1268560), (25, 1014848), (32, 792850), (40, 634280), (50, 507424), (64, 396425), (80, 317140), (100, 253712), (101, 251200), (157, 161600), (160, 158570), (200, 126856), (202, 125600), (314, 80800), (320, 79285), (400, 63428), (404, 62800), (505, 50240), (628, 40400), (785, 32320), (800, 31714), (808, 31400), (1010, 25120), (1256, 20200), (1570, 16160), (1600, 15857), (1616, 15700), (2020, 12560), (2512, 10100), (2525, 10048), (3140, 8080), (3232, 7850), (3925, 6464), (4040, 6280), (5024, 5050)]