210004150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{499}}^1$

素因数の和:973

約数の個数: 48

約数和(自身を含む): 412920000

約数和(自身を除く): 202915850

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 443, 475, 499, 886, 950, 998, 2215, 2495, 4430, 4990, 8417, 9481, 11075, 12475, 16834, 18962, 22150, 24950, 42085, 47405, 84170, 94810, 210425, 221057, 237025, 420850, 442114, 474050, 1105285, 2210570, 4200083, 5526425, 8400166, 11052850, 21000415, 42000830, 105002075, 210004150]

約数ペア:

[(1, 210004150), (2, 105002075), (5, 42000830), (10, 21000415), (19, 11052850), (25, 8400166), (38, 5526425), (50, 4200083), (95, 2210570), (190, 1105285), (443, 474050), (475, 442114), (499, 420850), (886, 237025), (950, 221057), (998, 210425), (2215, 94810), (2495, 84170), (4430, 47405), (4990, 42085), (8417, 24950), (9481, 22150), (11075, 18962), (12475, 16834)]