8373775

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 36

約数和(自身を含む): 11801080

約数和(自身を除く): 3427305

約数列:

[1, 5, 17, 19, 25, 61, 85, 95, 289, 305, 323, 425, 475, 1037, 1159, 1445, 1525, 1615, 5185, 5491, 5795, 7225, 8075, 17629, 19703, 25925, 27455, 28975, 88145, 98515, 137275, 334951, 440725, 492575, 1674755, 8373775]

約数ペア:

[(1, 8373775), (5, 1674755), (17, 492575), (19, 440725), (25, 334951), (61, 137275), (85, 98515), (95, 88145), (289, 28975), (305, 27455), (323, 25925), (425, 19703), (475, 17629), (1037, 8075), (1159, 7225), (1445, 5795), (1525, 5491), (1615, 5185)]