249365000

素因数分解:

$2^3\times 5^4\times {\mathrm{53}}^1\times {\mathrm{941}}^1$

素因数の和:1020

約数の個数: 80

約数和(自身を含む): 595918620

約数和(自身を除く): 346553620

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 125, 200, 212, 250, 265, 424, 500, 530, 625, 941, 1000, 1060, 1250, 1325, 1882, 2120, 2500, 2650, 3764, 4705, 5000, 5300, 6625, 7528, 9410, 10600, 13250, 18820, 23525, 26500, 33125, 37640, 47050, 49873, 53000, 66250, 94100, 99746, 117625, 132500, 188200, 199492, 235250, 249365, 265000, 398984, 470500, 498730, 588125, 941000, 997460, 1176250, 1246825, 1994920, 2352500, 2493650, 4705000, 4987300, 6234125, 9974600, 12468250, 24936500, 31170625, 49873000, 62341250, 124682500, 249365000]

約数ペア:

[(1, 249365000), (2, 124682500), (4, 62341250), (5, 49873000), (8, 31170625), (10, 24936500), (20, 12468250), (25, 9974600), (40, 6234125), (50, 4987300), (53, 4705000), (100, 2493650), (106, 2352500), (125, 1994920), (200, 1246825), (212, 1176250), (250, 997460), (265, 941000), (424, 588125), (500, 498730), (530, 470500), (625, 398984), (941, 265000), (1000, 249365), (1060, 235250), (1250, 199492), (1325, 188200), (1882, 132500), (2120, 117625), (2500, 99746), (2650, 94100), (3764, 66250), (4705, 53000), (5000, 49873), (5300, 47050), (6625, 37640), (7528, 33125), (9410, 26500), (10600, 23525), (13250, 18820)]