128559610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 257191200

約数和(自身を除く): 128631590

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 89, 145, 170, 178, 290, 293, 445, 493, 586, 890, 986, 1465, 1513, 2465, 2581, 2930, 3026, 4930, 4981, 5162, 7565, 8497, 9962, 12905, 15130, 16994, 24905, 25810, 26077, 42485, 43877, 49810, 52154, 84970, 87754, 130385, 144449, 219385, 260770, 288898, 438770, 443309, 722245, 756233, 886618, 1444490, 1512466, 2216545, 3781165, 4433090, 7562330, 12855961, 25711922, 64279805, 128559610]

約数ペア:

[(1, 128559610), (2, 64279805), (5, 25711922), (10, 12855961), (17, 7562330), (29, 4433090), (34, 3781165), (58, 2216545), (85, 1512466), (89, 1444490), (145, 886618), (170, 756233), (178, 722245), (290, 443309), (293, 438770), (445, 288898), (493, 260770), (586, 219385), (890, 144449), (986, 130385), (1465, 87754), (1513, 84970), (2465, 52154), (2581, 49810), (2930, 43877), (3026, 42485), (4930, 26077), (4981, 25810), (5162, 24905), (7565, 16994), (8497, 15130), (9962, 12905)]