38520225

素因数分解:

$3^3\times 5^2\times {\mathrm{149}}^1\times {\mathrm{383}}^1$

素因数の和:551

約数の個数: 48

約数和(自身を含む): 71424000

約数和(自身を除く): 32903775

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 149, 225, 383, 447, 675, 745, 1149, 1341, 1915, 2235, 3447, 3725, 4023, 5745, 6705, 9575, 10341, 11175, 17235, 20115, 28725, 33525, 51705, 57067, 86175, 100575, 171201, 258525, 285335, 513603, 856005, 1426675, 1540809, 2568015, 4280025, 7704045, 12840075, 38520225]

約数ペア:

[(1, 38520225), (3, 12840075), (5, 7704045), (9, 4280025), (15, 2568015), (25, 1540809), (27, 1426675), (45, 856005), (75, 513603), (135, 285335), (149, 258525), (225, 171201), (383, 100575), (447, 86175), (675, 57067), (745, 51705), (1149, 33525), (1341, 28725), (1915, 20115), (2235, 17235), (3447, 11175), (3725, 10341), (4023, 9575), (5745, 6705)]