129134420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{167}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 291779712

約数和(自身を除く): 162645292

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 167, 205, 230, 334, 410, 460, 668, 820, 835, 943, 1670, 1681, 1886, 3340, 3362, 3772, 3841, 4715, 6724, 6847, 7682, 8405, 9430, 13694, 15364, 16810, 18860, 19205, 27388, 33620, 34235, 38410, 38663, 68470, 76820, 77326, 136940, 154652, 157481, 193315, 280727, 314962, 386630, 561454, 629924, 773260, 787405, 1122908, 1403635, 1574810, 2807270, 3149620, 5614540, 6456721, 12913442, 25826884, 32283605, 64567210, 129134420]

約数ペア:

[(1, 129134420), (2, 64567210), (4, 32283605), (5, 25826884), (10, 12913442), (20, 6456721), (23, 5614540), (41, 3149620), (46, 2807270), (82, 1574810), (92, 1403635), (115, 1122908), (164, 787405), (167, 773260), (205, 629924), (230, 561454), (334, 386630), (410, 314962), (460, 280727), (668, 193315), (820, 157481), (835, 154652), (943, 136940), (1670, 77326), (1681, 76820), (1886, 68470), (3340, 38663), (3362, 38410), (3772, 34235), (3841, 33620), (4715, 27388), (6724, 19205), (6847, 18860), (7682, 16810), (8405, 15364), (9430, 13694)]