25576840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1297}}^1$

素因数の和:1354

約数の個数: 64

約数和(自身を含む): 63082800

約数和(自身を除く): 37505960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 986, 1160, 1297, 1972, 2465, 2594, 3944, 4930, 5188, 6485, 9860, 10376, 12970, 19720, 22049, 25940, 37613, 44098, 51880, 75226, 88196, 110245, 150452, 176392, 188065, 220490, 300904, 376130, 440980, 639421, 752260, 881960, 1278842, 1504520, 2557684, 3197105, 5115368, 6394210, 12788420, 25576840]

約数ペア:

[(1, 25576840), (2, 12788420), (4, 6394210), (5, 5115368), (8, 3197105), (10, 2557684), (17, 1504520), (20, 1278842), (29, 881960), (34, 752260), (40, 639421), (58, 440980), (68, 376130), (85, 300904), (116, 220490), (136, 188065), (145, 176392), (170, 150452), (232, 110245), (290, 88196), (340, 75226), (493, 51880), (580, 44098), (680, 37613), (986, 25940), (1160, 22049), (1297, 19720), (1972, 12970), (2465, 10376), (2594, 9860), (3944, 6485), (4930, 5188)]