30848125

素因数分解:

$5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1$

素因数の和:679

約数の個数: 40

約数和(自身を含む): 48134592

約数和(自身を除く): 17286467

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 125, 175, 275, 385, 625, 641, 875, 1375, 1925, 3205, 4375, 4487, 6875, 7051, 9625, 16025, 22435, 35255, 48125, 49357, 80125, 112175, 176275, 246785, 400625, 560875, 881375, 1233925, 2804375, 4406875, 6169625, 30848125]

約数ペア:

[(1, 30848125), (5, 6169625), (7, 4406875), (11, 2804375), (25, 1233925), (35, 881375), (55, 560875), (77, 400625), (125, 246785), (175, 176275), (275, 112175), (385, 80125), (625, 49357), (641, 48125), (875, 35255), (1375, 22435), (1925, 16025), (3205, 9625), (4375, 7051), (4487, 6875)]