48415000

素因数分解:

$2^3\times 5^4\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 118649520

約数和(自身を除く): 70234520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 125, 184, 200, 230, 250, 421, 460, 500, 575, 625, 842, 920, 1000, 1150, 1250, 1684, 2105, 2300, 2500, 2875, 3368, 4210, 4600, 5000, 5750, 8420, 9683, 10525, 11500, 14375, 16840, 19366, 21050, 23000, 28750, 38732, 42100, 48415, 52625, 57500, 77464, 84200, 96830, 105250, 115000, 193660, 210500, 242075, 263125, 387320, 421000, 484150, 526250, 968300, 1052500, 1210375, 1936600, 2105000, 2420750, 4841500, 6051875, 9683000, 12103750, 24207500, 48415000]

約数ペア:

[(1, 48415000), (2, 24207500), (4, 12103750), (5, 9683000), (8, 6051875), (10, 4841500), (20, 2420750), (23, 2105000), (25, 1936600), (40, 1210375), (46, 1052500), (50, 968300), (92, 526250), (100, 484150), (115, 421000), (125, 387320), (184, 263125), (200, 242075), (230, 210500), (250, 193660), (421, 115000), (460, 105250), (500, 96830), (575, 84200), (625, 77464), (842, 57500), (920, 52625), (1000, 48415), (1150, 42100), (1250, 38732), (1684, 28750), (2105, 23000), (2300, 21050), (2500, 19366), (2875, 16840), (3368, 14375), (4210, 11500), (4600, 10525), (5000, 9683), (5750, 8420)]