1680750890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{42953}}^1$

素因数の和:43023

約数の個数: 64

約数和(自身を含む): 3810191616

約数和(自身を除く): 2129440726

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 43, 65, 70, 86, 91, 130, 182, 215, 301, 430, 455, 559, 602, 910, 1118, 1505, 2795, 3010, 3913, 5590, 7826, 19565, 39130, 42953, 85906, 214765, 300671, 429530, 558389, 601342, 1116778, 1503355, 1846979, 2791945, 3006710, 3693958, 3908723, 5583890, 7817446, 9234895, 12928853, 18469790, 19543615, 24010727, 25857706, 39087230, 48021454, 64644265, 120053635, 129288530, 168075089, 240107270, 336150178, 840375445, 1680750890]

約数ペア:

[(1, 1680750890), (2, 840375445), (5, 336150178), (7, 240107270), (10, 168075089), (13, 129288530), (14, 120053635), (26, 64644265), (35, 48021454), (43, 39087230), (65, 25857706), (70, 24010727), (86, 19543615), (91, 18469790), (130, 12928853), (182, 9234895), (215, 7817446), (301, 5583890), (430, 3908723), (455, 3693958), (559, 3006710), (602, 2791945), (910, 1846979), (1118, 1503355), (1505, 1116778), (2795, 601342), (3010, 558389), (3913, 429530), (5590, 300671), (7826, 214765), (19565, 85906), (39130, 42953)]