917264975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 1272775680

約数和(自身を除く): 355510705

約数列:

[1, 5, 11, 25, 55, 71, 109, 275, 355, 431, 545, 781, 1199, 1775, 2155, 2725, 3905, 4741, 5995, 7739, 10775, 19525, 23705, 29975, 30601, 38695, 46979, 85129, 118525, 153005, 193475, 234895, 336611, 425645, 516769, 765025, 1174475, 1683055, 2128225, 2583845, 3335509, 8415275, 12919225, 16677545, 36690599, 83387725, 183452995, 917264975]

約数ペア:

[(1, 917264975), (5, 183452995), (11, 83387725), (25, 36690599), (55, 16677545), (71, 12919225), (109, 8415275), (275, 3335509), (355, 2583845), (431, 2128225), (545, 1683055), (781, 1174475), (1199, 765025), (1775, 516769), (2155, 425645), (2725, 336611), (3905, 234895), (4741, 193475), (5995, 153005), (7739, 118525), (10775, 85129), (19525, 46979), (23705, 38695), (29975, 30601)]