71316400

素因数分解:

$2^4\times 5^2\times {\mathrm{131}}^1\times {\mathrm{1361}}^1$

素因数の和:1510

約数の個数: 60

約数和(自身を含む): 172772424

約数和(自身を除く): 101456024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 131, 200, 262, 400, 524, 655, 1048, 1310, 1361, 2096, 2620, 2722, 3275, 5240, 5444, 6550, 6805, 10480, 10888, 13100, 13610, 21776, 26200, 27220, 34025, 52400, 54440, 68050, 108880, 136100, 178291, 272200, 356582, 544400, 713164, 891455, 1426328, 1782910, 2852656, 3565820, 4457275, 7131640, 8914550, 14263280, 17829100, 35658200, 71316400]

約数ペア:

[(1, 71316400), (2, 35658200), (4, 17829100), (5, 14263280), (8, 8914550), (10, 7131640), (16, 4457275), (20, 3565820), (25, 2852656), (40, 1782910), (50, 1426328), (80, 891455), (100, 713164), (131, 544400), (200, 356582), (262, 272200), (400, 178291), (524, 136100), (655, 108880), (1048, 68050), (1310, 54440), (1361, 52400), (2096, 34025), (2620, 27220), (2722, 26200), (3275, 21776), (5240, 13610), (5444, 13100), (6550, 10888), (6805, 10480)]