201772100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2371}}^1$

素因数の和:2445

約数の個数: 72

約数和(自身を含む): 469428288

約数和(自身を除く): 267656188

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 37, 46, 50, 74, 92, 100, 115, 148, 185, 230, 370, 460, 575, 740, 851, 925, 1150, 1702, 1850, 2300, 2371, 3404, 3700, 4255, 4742, 8510, 9484, 11855, 17020, 21275, 23710, 42550, 47420, 54533, 59275, 85100, 87727, 109066, 118550, 175454, 218132, 237100, 272665, 350908, 438635, 545330, 877270, 1090660, 1363325, 1754540, 2017721, 2193175, 2726650, 4035442, 4386350, 5453300, 8070884, 8772700, 10088605, 20177210, 40354420, 50443025, 100886050, 201772100]

約数ペア:

[(1, 201772100), (2, 100886050), (4, 50443025), (5, 40354420), (10, 20177210), (20, 10088605), (23, 8772700), (25, 8070884), (37, 5453300), (46, 4386350), (50, 4035442), (74, 2726650), (92, 2193175), (100, 2017721), (115, 1754540), (148, 1363325), (185, 1090660), (230, 877270), (370, 545330), (460, 438635), (575, 350908), (740, 272665), (851, 237100), (925, 218132), (1150, 175454), (1702, 118550), (1850, 109066), (2300, 87727), (2371, 85100), (3404, 59275), (3700, 54533), (4255, 47420), (4742, 42550), (8510, 23710), (9484, 21275), (11855, 17020)]