25342750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 51554880

約数和(自身を除く): 26212130

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 67, 85, 89, 125, 134, 170, 178, 250, 335, 425, 445, 670, 850, 890, 1139, 1513, 1675, 2125, 2225, 2278, 3026, 3350, 4250, 4450, 5695, 5963, 7565, 8375, 11125, 11390, 11926, 15130, 16750, 22250, 28475, 29815, 37825, 56950, 59630, 75650, 101371, 142375, 149075, 189125, 202742, 284750, 298150, 378250, 506855, 745375, 1013710, 1490750, 2534275, 5068550, 12671375, 25342750]

約数ペア:

[(1, 25342750), (2, 12671375), (5, 5068550), (10, 2534275), (17, 1490750), (25, 1013710), (34, 745375), (50, 506855), (67, 378250), (85, 298150), (89, 284750), (125, 202742), (134, 189125), (170, 149075), (178, 142375), (250, 101371), (335, 75650), (425, 59630), (445, 56950), (670, 37825), (850, 29815), (890, 28475), (1139, 22250), (1513, 16750), (1675, 15130), (2125, 11926), (2225, 11390), (2278, 11125), (3026, 8375), (3350, 7565), (4250, 5963), (4450, 5695)]