28653051925

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{1583}}^1\times {\mathrm{17659}}^1$

素因数の和:19293

約数の個数: 24

約数和(自身を含む): 36421418880

約数和(自身を除く): 7768366955

約数列:

[1, 5, 25, 41, 205, 1025, 1583, 7915, 17659, 39575, 64903, 88295, 324515, 441475, 724019, 1622575, 3620095, 18100475, 27954197, 139770985, 698854925, 1146122077, 5730610385, 28653051925]

約数ペア:

[(1, 28653051925), (5, 5730610385), (25, 1146122077), (41, 698854925), (205, 139770985), (1025, 27954197), (1583, 18100475), (7915, 3620095), (17659, 1622575), (39575, 724019), (64903, 441475), (88295, 324515)]