240500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:69

約数の個数: 48

約数和(自身を含む): 580944

約数和(自身を除く): 340444

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 125, 130, 148, 185, 250, 260, 325, 370, 481, 500, 650, 740, 925, 962, 1300, 1625, 1850, 1924, 2405, 3250, 3700, 4625, 4810, 6500, 9250, 9620, 12025, 18500, 24050, 48100, 60125, 120250, 240500]

約数ペア:

[(1, 240500), (2, 120250), (4, 60125), (5, 48100), (10, 24050), (13, 18500), (20, 12025), (25, 9620), (26, 9250), (37, 6500), (50, 4810), (52, 4625), (65, 3700), (74, 3250), (100, 2405), (125, 1924), (130, 1850), (148, 1625), (185, 1300), (250, 962), (260, 925), (325, 740), (370, 650), (481, 500)]