74287625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1074

約数の個数: 32

約数和(自身を含む): 100838400

約数和(自身を除く): 26550775

約数列:

[1, 5, 19, 25, 31, 95, 125, 155, 475, 589, 775, 1009, 2375, 2945, 3875, 5045, 14725, 19171, 25225, 31279, 73625, 95855, 126125, 156395, 479275, 594301, 781975, 2396375, 2971505, 3909875, 14857525, 74287625]

約数ペア:

[(1, 74287625), (5, 14857525), (19, 3909875), (25, 2971505), (31, 2396375), (95, 781975), (125, 594301), (155, 479275), (475, 156395), (589, 126125), (775, 95855), (1009, 73625), (2375, 31279), (2945, 25225), (3875, 19171), (5045, 14725)]