24920025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 45205440

約数和(自身を除く): 20285415

約数列:

[1, 3, 5, 13, 15, 25, 39, 61, 65, 75, 183, 195, 305, 325, 419, 793, 915, 975, 1257, 1525, 2095, 2379, 3965, 4575, 5447, 6285, 10475, 11895, 16341, 19825, 25559, 27235, 31425, 59475, 76677, 81705, 127795, 136175, 332267, 383385, 408525, 638975, 996801, 1661335, 1916925, 4984005, 8306675, 24920025]

約数ペア:

[(1, 24920025), (3, 8306675), (5, 4984005), (13, 1916925), (15, 1661335), (25, 996801), (39, 638975), (61, 408525), (65, 383385), (75, 332267), (183, 136175), (195, 127795), (305, 81705), (325, 76677), (419, 59475), (793, 31425), (915, 27235), (975, 25559), (1257, 19825), (1525, 16341), (2095, 11895), (2379, 10475), (3965, 6285), (4575, 5447)]