208085000

素因数分解:

$2^3\times 5^4\times {\mathrm{41617}}^1$

素因数の和:41643

約数の個数: 40

約数和(自身を含む): 487554870

約数和(自身を除く): 279469870

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 41617, 83234, 166468, 208085, 332936, 416170, 832340, 1040425, 1664680, 2080850, 4161700, 5202125, 8323400, 10404250, 20808500, 26010625, 41617000, 52021250, 104042500, 208085000]

約数ペア:

[(1, 208085000), (2, 104042500), (4, 52021250), (5, 41617000), (8, 26010625), (10, 20808500), (20, 10404250), (25, 8323400), (40, 5202125), (50, 4161700), (100, 2080850), (125, 1664680), (200, 1040425), (250, 832340), (500, 416170), (625, 332936), (1000, 208085), (1250, 166468), (2500, 83234), (5000, 41617)]