50112500

素因数分解:

$2^2\times 5^5\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 115930080

約数和(自身を除く): 65817580

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 211, 250, 380, 422, 475, 500, 625, 844, 950, 1055, 1250, 1900, 2110, 2375, 2500, 3125, 4009, 4220, 4750, 5275, 6250, 8018, 9500, 10550, 11875, 12500, 16036, 20045, 21100, 23750, 26375, 40090, 47500, 52750, 59375, 80180, 100225, 105500, 118750, 131875, 200450, 237500, 263750, 400900, 501125, 527500, 659375, 1002250, 1318750, 2004500, 2505625, 2637500, 5011250, 10022500, 12528125, 25056250, 50112500]

約数ペア:

[(1, 50112500), (2, 25056250), (4, 12528125), (5, 10022500), (10, 5011250), (19, 2637500), (20, 2505625), (25, 2004500), (38, 1318750), (50, 1002250), (76, 659375), (95, 527500), (100, 501125), (125, 400900), (190, 263750), (211, 237500), (250, 200450), (380, 131875), (422, 118750), (475, 105500), (500, 100225), (625, 80180), (844, 59375), (950, 52750), (1055, 47500), (1250, 40090), (1900, 26375), (2110, 23750), (2375, 21100), (2500, 20045), (3125, 16036), (4009, 12500), (4220, 11875), (4750, 10550), (5275, 9500), (6250, 8018)]