999310325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3109}}^1$

素因数の和:3198

約数の個数: 48

約数和(自身を含む): 1425325440

約数和(自身を除く): 426015115

約数列:

[1, 5, 13, 23, 25, 43, 65, 115, 215, 299, 325, 559, 575, 989, 1075, 1495, 2795, 3109, 4945, 7475, 12857, 13975, 15545, 24725, 40417, 64285, 71507, 77725, 133687, 202085, 321425, 357535, 668435, 929591, 1010425, 1737931, 1787675, 3074801, 3342175, 4647955, 8689655, 15374005, 23239775, 39972413, 43448275, 76870025, 199862065, 999310325]

約数ペア:

[(1, 999310325), (5, 199862065), (13, 76870025), (23, 43448275), (25, 39972413), (43, 23239775), (65, 15374005), (115, 8689655), (215, 4647955), (299, 3342175), (325, 3074801), (559, 1787675), (575, 1737931), (989, 1010425), (1075, 929591), (1495, 668435), (2795, 357535), (3109, 321425), (4945, 202085), (7475, 133687), (12857, 77725), (13975, 71507), (15545, 64285), (24725, 40417)]