177541780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{2063}}^1$

素因数の和:2416

約数の個数: 48

約数和(自身を含む): 402925824

約数和(自身を除く): 225384044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 331, 662, 1324, 1655, 2063, 3310, 4126, 4303, 6620, 8252, 8606, 10315, 17212, 20630, 21515, 26819, 41260, 43030, 53638, 86060, 107276, 134095, 268190, 536380, 682853, 1365706, 2731412, 3414265, 6828530, 8877089, 13657060, 17754178, 35508356, 44385445, 88770890, 177541780]

約数ペア:

[(1, 177541780), (2, 88770890), (4, 44385445), (5, 35508356), (10, 17754178), (13, 13657060), (20, 8877089), (26, 6828530), (52, 3414265), (65, 2731412), (130, 1365706), (260, 682853), (331, 536380), (662, 268190), (1324, 134095), (1655, 107276), (2063, 86060), (3310, 53638), (4126, 43030), (4303, 41260), (6620, 26819), (8252, 21515), (8606, 20630), (10315, 17212)]