25887430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 52488000

約数和(自身を除く): 26600570

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 59, 85, 89, 118, 145, 170, 178, 290, 295, 445, 493, 590, 890, 986, 1003, 1513, 1711, 2006, 2465, 2581, 3026, 3422, 4930, 5015, 5162, 5251, 7565, 8555, 10030, 10502, 12905, 15130, 17110, 25810, 26255, 29087, 43877, 52510, 58174, 87754, 89267, 145435, 152279, 178534, 219385, 290870, 304558, 438770, 446335, 761395, 892670, 1522790, 2588743, 5177486, 12943715, 25887430]

約数ペア:

[(1, 25887430), (2, 12943715), (5, 5177486), (10, 2588743), (17, 1522790), (29, 892670), (34, 761395), (58, 446335), (59, 438770), (85, 304558), (89, 290870), (118, 219385), (145, 178534), (170, 152279), (178, 145435), (290, 89267), (295, 87754), (445, 58174), (493, 52510), (590, 43877), (890, 29087), (986, 26255), (1003, 25810), (1513, 17110), (1711, 15130), (2006, 12905), (2465, 10502), (2581, 10030), (3026, 8555), (3422, 7565), (4930, 5251), (5015, 5162)]