1644714.00000000

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5273}}^1$

素因数の和:5302

約数の個数: 48

約数和(自身を含む): 34333740

約数和(自身を除く): 20623940

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 5273, 10546, 21092, 26365, 42184, 52730, 68549, 105460, 131825, 137098, 210920, 263650, 274196, 342745, 527300, 548392, 685490, 1054600, 1370980, 1713725, 2741960, 3427450, 6854900, 13709800]

約数ペア:

[(1, 13709800), (2, 6854900), (4, 3427450), (5, 2741960), (8, 1713725), (10, 1370980), (13, 1054600), (20, 685490), (25, 548392), (26, 527300), (40, 342745), (50, 274196), (52, 263650), (65, 210920), (100, 137098), (104, 131825), (130, 105460), (200, 68549), (260, 52730), (325, 42184), (520, 26365), (650, 21092), (1300, 10546), (2600, 5273)]