123856875

素因数分解:

$3^2\times 5^4\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:350

約数の個数: 60

約数和(自身を含む): 226858632

約数和(自身を除く): 103001757

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 97, 125, 225, 227, 291, 375, 485, 625, 681, 873, 1125, 1135, 1455, 1875, 2043, 2425, 3405, 4365, 5625, 5675, 7275, 10215, 12125, 17025, 21825, 22019, 28375, 36375, 51075, 60625, 66057, 85125, 109125, 110095, 141875, 181875, 198171, 255375, 330285, 425625, 545625, 550475, 990855, 1276875, 1651425, 2752375, 4954275, 8257125, 13761875, 24771375, 41285625, 123856875]

約数ペア:

[(1, 123856875), (3, 41285625), (5, 24771375), (9, 13761875), (15, 8257125), (25, 4954275), (45, 2752375), (75, 1651425), (97, 1276875), (125, 990855), (225, 550475), (227, 545625), (291, 425625), (375, 330285), (485, 255375), (625, 198171), (681, 181875), (873, 141875), (1125, 110095), (1135, 109125), (1455, 85125), (1875, 66057), (2043, 60625), (2425, 51075), (3405, 36375), (4365, 28375), (5625, 22019), (5675, 21825), (7275, 17025), (10215, 12125)]