395324375

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1283}}^1$

素因数の和:1349

約数の個数: 40

約数和(自身を含む): 541514160

約数和(自身を除く): 146189785

約数列:

[1, 5, 17, 25, 29, 85, 125, 145, 425, 493, 625, 725, 1283, 2125, 2465, 3625, 6415, 10625, 12325, 18125, 21811, 32075, 37207, 61625, 109055, 160375, 186035, 308125, 545275, 632519, 801875, 930175, 2726375, 3162595, 4650875, 13631875, 15812975, 23254375, 79064875, 395324375]

約数ペア:

[(1, 395324375), (5, 79064875), (17, 23254375), (25, 15812975), (29, 13631875), (85, 4650875), (125, 3162595), (145, 2726375), (425, 930175), (493, 801875), (625, 632519), (725, 545275), (1283, 308125), (2125, 186035), (2465, 160375), (3625, 109055), (6415, 61625), (10625, 37207), (12325, 32075), (18125, 21811)]