191719190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 387942912

約数和(自身を除く): 196223722

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 113, 130, 155, 226, 310, 403, 421, 565, 806, 842, 1130, 1469, 2015, 2105, 2938, 3503, 4030, 4210, 5473, 7006, 7345, 10946, 13051, 14690, 17515, 26102, 27365, 35030, 45539, 47573, 54730, 65255, 91078, 95146, 130510, 169663, 227695, 237865, 339326, 455390, 475730, 618449, 848315, 1236898, 1474763, 1696630, 2949526, 3092245, 6184490, 7373815, 14747630, 19171919, 38343838, 95859595, 191719190]

約数ペア:

[(1, 191719190), (2, 95859595), (5, 38343838), (10, 19171919), (13, 14747630), (26, 7373815), (31, 6184490), (62, 3092245), (65, 2949526), (113, 1696630), (130, 1474763), (155, 1236898), (226, 848315), (310, 618449), (403, 475730), (421, 455390), (565, 339326), (806, 237865), (842, 227695), (1130, 169663), (1469, 130510), (2015, 95146), (2105, 91078), (2938, 65255), (3503, 54730), (4030, 47573), (4210, 45539), (5473, 35030), (7006, 27365), (7345, 26102), (10946, 17515), (13051, 14690)]