72486250

素因数分解:

$2^1\times 5^4\times {\mathrm{103}}^1\times {\mathrm{563}}^1$

素因数の和:688

約数の個数: 40

約数和(自身を含む): 137431008

約数和(自身を除く): 64944758

約数列:

[1, 2, 5, 10, 25, 50, 103, 125, 206, 250, 515, 563, 625, 1030, 1126, 1250, 2575, 2815, 5150, 5630, 12875, 14075, 25750, 28150, 57989, 64375, 70375, 115978, 128750, 140750, 289945, 351875, 579890, 703750, 1449725, 2899450, 7248625, 14497250, 36243125, 72486250]

約数ペア:

[(1, 72486250), (2, 36243125), (5, 14497250), (10, 7248625), (25, 2899450), (50, 1449725), (103, 703750), (125, 579890), (206, 351875), (250, 289945), (515, 140750), (563, 128750), (625, 115978), (1030, 70375), (1126, 64375), (1250, 57989), (2575, 28150), (2815, 25750), (5150, 14075), (5630, 12875)]