28825375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 38750400

約数和(自身を除く): 9925025

約数列:

[1, 5, 19, 25, 53, 95, 125, 229, 265, 475, 1007, 1145, 1325, 2375, 4351, 5035, 5725, 6625, 12137, 21755, 25175, 28625, 60685, 108775, 125875, 230603, 303425, 543875, 1153015, 1517125, 5765075, 28825375]

約数ペア:

[(1, 28825375), (5, 5765075), (19, 1517125), (25, 1153015), (53, 543875), (95, 303425), (125, 230603), (229, 125875), (265, 108775), (475, 60685), (1007, 28625), (1145, 25175), (1325, 21755), (2375, 12137), (4351, 6625), (5035, 5725)]