122681840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{331}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 295668576

約数和(自身を除く): 172986736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 113, 164, 205, 226, 328, 331, 410, 452, 565, 656, 662, 820, 904, 1130, 1324, 1640, 1655, 1808, 2260, 2648, 3280, 3310, 4520, 4633, 5296, 6620, 9040, 9266, 13240, 13571, 18532, 23165, 26480, 27142, 37064, 37403, 46330, 54284, 67855, 74128, 74806, 92660, 108568, 135710, 149612, 185320, 187015, 217136, 271420, 299224, 370640, 374030, 542840, 598448, 748060, 1085680, 1496120, 1533523, 2992240, 3067046, 6134092, 7667615, 12268184, 15335230, 24536368, 30670460, 61340920, 122681840]

約数ペア:

[(1, 122681840), (2, 61340920), (4, 30670460), (5, 24536368), (8, 15335230), (10, 12268184), (16, 7667615), (20, 6134092), (40, 3067046), (41, 2992240), (80, 1533523), (82, 1496120), (113, 1085680), (164, 748060), (205, 598448), (226, 542840), (328, 374030), (331, 370640), (410, 299224), (452, 271420), (565, 217136), (656, 187015), (662, 185320), (820, 149612), (904, 135710), (1130, 108568), (1324, 92660), (1640, 74806), (1655, 74128), (1808, 67855), (2260, 54284), (2648, 46330), (3280, 37403), (3310, 37064), (4520, 27142), (4633, 26480), (5296, 23165), (6620, 18532), (9040, 13571), (9266, 13240)]