261101100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{66949}}^1$

素因数の和:66979

約数の個数: 72

約数和(自身を含む): 813576400

約数和(自身を除く): 552475300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 66949, 133898, 200847, 267796, 334745, 401694, 669490, 803388, 870337, 1004235, 1338980, 1673725, 1740674, 2008470, 2611011, 3347450, 3481348, 4016940, 4351685, 5021175, 5222022, 6694900, 8703370, 10042350, 10444044, 13055055, 17406740, 20084700, 21758425, 26110110, 43516850, 52220220, 65275275, 87033700, 130550550, 261101100]

約数ペア:

[(1, 261101100), (2, 130550550), (3, 87033700), (4, 65275275), (5, 52220220), (6, 43516850), (10, 26110110), (12, 21758425), (13, 20084700), (15, 17406740), (20, 13055055), (25, 10444044), (26, 10042350), (30, 8703370), (39, 6694900), (50, 5222022), (52, 5021175), (60, 4351685), (65, 4016940), (75, 3481348), (78, 3347450), (100, 2611011), (130, 2008470), (150, 1740674), (156, 1673725), (195, 1338980), (260, 1004235), (300, 870337), (325, 803388), (390, 669490), (650, 401694), (780, 334745), (975, 267796), (1300, 200847), (1950, 133898), (3900, 66949)]