149980375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{433}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 199862208

約数和(自身を除く): 49881833

約数列:

[1, 5, 17, 25, 85, 125, 163, 425, 433, 815, 2125, 2165, 2771, 4075, 7361, 10825, 13855, 20375, 36805, 54125, 69275, 70579, 184025, 346375, 352895, 920125, 1199843, 1764475, 5999215, 8822375, 29996075, 149980375]

約数ペア:

[(1, 149980375), (5, 29996075), (17, 8822375), (25, 5999215), (85, 1764475), (125, 1199843), (163, 920125), (425, 352895), (433, 346375), (815, 184025), (2125, 70579), (2165, 69275), (2771, 54125), (4075, 36805), (7361, 20375), (10825, 13855)]