12551875

素因数分解:

$5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:197

約数の個数: 40

約数和(自身を含む): 18993920

約数和(自身を除く): 6442045

約数列:

[1, 5, 7, 19, 25, 35, 95, 125, 133, 151, 175, 475, 625, 665, 755, 875, 1057, 2375, 2869, 3325, 3775, 4375, 5285, 11875, 14345, 16625, 18875, 20083, 26425, 71725, 83125, 94375, 100415, 132125, 358625, 502075, 660625, 1793125, 2510375, 12551875]

約数ペア:

[(1, 12551875), (5, 2510375), (7, 1793125), (19, 660625), (25, 502075), (35, 358625), (95, 132125), (125, 100415), (133, 94375), (151, 83125), (175, 71725), (475, 26425), (625, 20083), (665, 18875), (755, 16625), (875, 14345), (1057, 11875), (2375, 5285), (2869, 4375), (3325, 3775)]