164779640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3413}}^1$

素因数の和:3512

約数の個数: 64

約数和(自身を含む): 398208960

約数和(自身を除く): 233429320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 680, 710, 1207, 1420, 2414, 2840, 3413, 4828, 6035, 6826, 9656, 12070, 13652, 17065, 24140, 27304, 34130, 48280, 58021, 68260, 116042, 136520, 232084, 242323, 290105, 464168, 484646, 580210, 969292, 1160420, 1211615, 1938584, 2320840, 2423230, 4119491, 4846460, 8238982, 9692920, 16477964, 20597455, 32955928, 41194910, 82389820, 164779640]

約数ペア:

[(1, 164779640), (2, 82389820), (4, 41194910), (5, 32955928), (8, 20597455), (10, 16477964), (17, 9692920), (20, 8238982), (34, 4846460), (40, 4119491), (68, 2423230), (71, 2320840), (85, 1938584), (136, 1211615), (142, 1160420), (170, 969292), (284, 580210), (340, 484646), (355, 464168), (568, 290105), (680, 242323), (710, 232084), (1207, 136520), (1420, 116042), (2414, 68260), (2840, 58021), (3413, 48280), (4828, 34130), (6035, 27304), (6826, 24140), (9656, 17065), (12070, 13652)]