319500890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{28051}}^1$

素因数の和:28142

約数の個数: 32

約数和(自身を含む): 618041664

約数和(自身を除く): 298540774

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 335, 670, 1139, 2278, 5695, 11390, 28051, 56102, 140255, 280510, 476867, 953734, 1879417, 2384335, 3758834, 4768670, 9397085, 18794170, 31950089, 63900178, 159750445, 319500890]

約数ペア:

[(1, 319500890), (2, 159750445), (5, 63900178), (10, 31950089), (17, 18794170), (34, 9397085), (67, 4768670), (85, 3758834), (134, 2384335), (170, 1879417), (335, 953734), (670, 476867), (1139, 280510), (2278, 140255), (5695, 56102), (11390, 28051)]