19830125

素因数分解:

$5^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 28664064

約数和(自身を除く): 8833939

約数列:

[1, 5, 7, 25, 35, 125, 131, 173, 175, 655, 865, 875, 917, 1211, 3275, 4325, 4585, 6055, 16375, 21625, 22663, 22925, 30275, 113315, 114625, 151375, 158641, 566575, 793205, 2832875, 3966025, 19830125]

約数ペア:

[(1, 19830125), (5, 3966025), (7, 2832875), (25, 793205), (35, 566575), (125, 158641), (131, 151375), (173, 114625), (175, 113315), (655, 30275), (865, 22925), (875, 22663), (917, 21625), (1211, 16375), (3275, 6055), (4325, 4585)]