1191242975

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 1677392640

約数和(自身を除く): 486149665

約数列:

[1, 5, 13, 25, 43, 65, 79, 83, 169, 215, 325, 395, 415, 559, 845, 1027, 1075, 1079, 1975, 2075, 2795, 3397, 3569, 4225, 5135, 5395, 6557, 7267, 13351, 13975, 14027, 16985, 17845, 25675, 26975, 32785, 36335, 44161, 46397, 66755, 70135, 84925, 85241, 89225, 163925, 181675, 220805, 231985, 281951, 333775, 350675, 426205, 574093, 603161, 1104025, 1108133, 1159925, 1409755, 2131025, 2870465, 3015805, 3665363, 5540665, 7048775, 14352325, 15079025, 18326815, 27703325, 47649719, 91634075, 238248595, 1191242975]

約数ペア:

[(1, 1191242975), (5, 238248595), (13, 91634075), (25, 47649719), (43, 27703325), (65, 18326815), (79, 15079025), (83, 14352325), (169, 7048775), (215, 5540665), (325, 3665363), (395, 3015805), (415, 2870465), (559, 2131025), (845, 1409755), (1027, 1159925), (1075, 1108133), (1079, 1104025), (1975, 603161), (2075, 574093), (2795, 426205), (3397, 350675), (3569, 333775), (4225, 281951), (5135, 231985), (5395, 220805), (6557, 181675), (7267, 163925), (13351, 89225), (13975, 85241), (14027, 84925), (16985, 70135), (17845, 66755), (25675, 46397), (26975, 44161), (32785, 36335)]