28627250

素因数分解:

$2^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{2663}}^1$

素因数の和:2723

約数の個数: 32

約数和(自身を含む): 54857088

約数和(自身を除く): 26229838

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 125, 215, 250, 430, 1075, 2150, 2663, 5326, 5375, 10750, 13315, 26630, 66575, 114509, 133150, 229018, 332875, 572545, 665750, 1145090, 2862725, 5725450, 14313625, 28627250]

約数ペア:

[(1, 28627250), (2, 14313625), (5, 5725450), (10, 2862725), (25, 1145090), (43, 665750), (50, 572545), (86, 332875), (125, 229018), (215, 133150), (250, 114509), (430, 66575), (1075, 26630), (2150, 13315), (2663, 10750), (5326, 5375)]