72200375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 98000448

約数和(自身を除く): 25800073

約数列:

[1, 5, 13, 25, 65, 125, 157, 283, 325, 785, 1415, 1625, 2041, 3679, 3925, 7075, 10205, 18395, 19625, 35375, 44431, 51025, 91975, 222155, 255125, 459875, 577603, 1110775, 2888015, 5553875, 14440075, 72200375]

約数ペア:

[(1, 72200375), (5, 14440075), (13, 5553875), (25, 2888015), (65, 1110775), (125, 577603), (157, 459875), (283, 255125), (325, 222155), (785, 91975), (1415, 51025), (1625, 44431), (2041, 35375), (3679, 19625), (3925, 18395), (7075, 10205)]