30745875

素因数分解:

$3^1\times 5^3\times {\mathrm{163}}^1\times {\mathrm{503}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 51577344

約数和(自身を除く): 20831469

約数列:

[1, 3, 5, 15, 25, 75, 125, 163, 375, 489, 503, 815, 1509, 2445, 2515, 4075, 7545, 12225, 12575, 20375, 37725, 61125, 62875, 81989, 188625, 245967, 409945, 1229835, 2049725, 6149175, 10248625, 30745875]

約数ペア:

[(1, 30745875), (3, 10248625), (5, 6149175), (15, 2049725), (25, 1229835), (75, 409945), (125, 245967), (163, 188625), (375, 81989), (489, 62875), (503, 61125), (815, 37725), (1509, 20375), (2445, 12575), (2515, 12225), (4075, 7545)]