25023988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 51710400

約数和(自身を除く): 26686412

約数列:

[1, 2, 4, 11, 19, 22, 37, 38, 44, 74, 76, 148, 209, 407, 418, 703, 809, 814, 836, 1406, 1618, 1628, 2812, 3236, 7733, 8899, 15371, 15466, 17798, 29933, 30742, 30932, 35596, 59866, 61484, 119732, 169081, 329263, 338162, 568727, 658526, 676324, 1137454, 1317052, 2274908, 6255997, 12511994, 25023988]

約数ペア:

[(1, 25023988), (2, 12511994), (4, 6255997), (11, 2274908), (19, 1317052), (22, 1137454), (37, 676324), (38, 658526), (44, 568727), (74, 338162), (76, 329263), (148, 169081), (209, 119732), (407, 61484), (418, 59866), (703, 35596), (809, 30932), (814, 30742), (836, 29933), (1406, 17798), (1618, 15466), (1628, 15371), (2812, 8899), (3236, 7733)]