12715691697640

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{4079}}^1\times {\mathrm{196307}}^1$

素因数の和:200794

約数の個数: 64

約数和(自身を含む): 28689550444800

約数和(自身を除く): 15973858747160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 3176, 3970, 4079, 7940, 8158, 15880, 16316, 20395, 32632, 40790, 81580, 163160, 196307, 392614, 785228, 981535, 1570456, 1619363, 1963070, 3238726, 3926140, 6477452, 7852280, 8096815, 12954904, 16193630, 32387260, 64774520, 77933879, 155867758, 311735516, 389669395, 623471032, 779338790, 800736253, 1558677580, 1601472506, 3117355160, 3202945012, 4003681265, 6405890024, 8007362530, 16014725060, 32029450120, 317892292441, 635784584882, 1271569169764, 1589461462205, 2543138339528, 3178922924410, 6357845848820, 12715691697640]

約数ペア:

[(1, 12715691697640), (2, 6357845848820), (4, 3178922924410), (5, 2543138339528), (8, 1589461462205), (10, 1271569169764), (20, 635784584882), (40, 317892292441), (397, 32029450120), (794, 16014725060), (1588, 8007362530), (1985, 6405890024), (3176, 4003681265), (3970, 3202945012), (4079, 3117355160), (7940, 1601472506), (8158, 1558677580), (15880, 800736253), (16316, 779338790), (20395, 623471032), (32632, 389669395), (40790, 311735516), (81580, 155867758), (163160, 77933879), (196307, 64774520), (392614, 32387260), (785228, 16193630), (981535, 12954904), (1570456, 8096815), (1619363, 7852280), (1963070, 6477452), (3238726, 3926140)]