51723464

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{571}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 106769520

約数和(自身を除く): 55046056

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 169, 268, 338, 536, 571, 676, 871, 1142, 1352, 1742, 2284, 3484, 4568, 6968, 7423, 11323, 14846, 22646, 29692, 38257, 45292, 59384, 76514, 90584, 96499, 153028, 192998, 306056, 385996, 497341, 771992, 994682, 1989364, 3978728, 6465433, 12930866, 25861732, 51723464]

約数ペア:

[(1, 51723464), (2, 25861732), (4, 12930866), (8, 6465433), (13, 3978728), (26, 1989364), (52, 994682), (67, 771992), (104, 497341), (134, 385996), (169, 306056), (268, 192998), (338, 153028), (536, 96499), (571, 90584), (676, 76514), (871, 59384), (1142, 45292), (1352, 38257), (1742, 29692), (2284, 22646), (3484, 14846), (4568, 11323), (6968, 7423)]