202913900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{41411}}^1$

素因数の和:41439

約数の個数: 54

約数和(自身を含む): 512225028

約数和(自身を除く): 309311128

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 41411, 82822, 165644, 207055, 289877, 414110, 579754, 828220, 1035275, 1159508, 1449385, 2029139, 2070550, 2898770, 4058278, 4141100, 5797540, 7246925, 8116556, 10145695, 14493850, 20291390, 28987700, 40582780, 50728475, 101456950, 202913900]

約数ペア:

[(1, 202913900), (2, 101456950), (4, 50728475), (5, 40582780), (7, 28987700), (10, 20291390), (14, 14493850), (20, 10145695), (25, 8116556), (28, 7246925), (35, 5797540), (49, 4141100), (50, 4058278), (70, 2898770), (98, 2070550), (100, 2029139), (140, 1449385), (175, 1159508), (196, 1035275), (245, 828220), (350, 579754), (490, 414110), (700, 289877), (980, 207055), (1225, 165644), (2450, 82822), (4900, 41411)]