64152700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{15647}}^1$

素因数の和:15702

約数の個数: 36

約数和(自身を含む): 142615872

約数和(自身を除く): 78463172

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 15647, 31294, 62588, 78235, 156470, 312940, 391175, 641527, 782350, 1283054, 1564700, 2566108, 3207635, 6415270, 12830540, 16038175, 32076350, 64152700]

約数ペア:

[(1, 64152700), (2, 32076350), (4, 16038175), (5, 12830540), (10, 6415270), (20, 3207635), (25, 2566108), (41, 1564700), (50, 1283054), (82, 782350), (100, 641527), (164, 391175), (205, 312940), (410, 156470), (820, 78235), (1025, 62588), (2050, 31294), (4100, 15647)]