97955900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{19991}}^1$

素因数の和:20019

約数の個数: 54

約数和(自身を含む): 247281048

約数和(自身を除く): 149325148

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, 19991, 39982, 79964, 99955, 139937, 199910, 279874, 399820, 499775, 559748, 699685, 979559, 999550, 1399370, 1959118, 1999100, 2798740, 3498425, 3918236, 4897795, 6996850, 9795590, 13993700, 19591180, 24488975, 48977950, 97955900]

約数ペア:

[(1, 97955900), (2, 48977950), (4, 24488975), (5, 19591180), (7, 13993700), (10, 9795590), (14, 6996850), (20, 4897795), (25, 3918236), (28, 3498425), (35, 2798740), (49, 1999100), (50, 1959118), (70, 1399370), (98, 999550), (100, 979559), (140, 699685), (175, 559748), (196, 499775), (245, 399820), (350, 279874), (490, 199910), (700, 139937), (980, 99955), (1225, 79964), (2450, 39982), (4900, 19991)]