83555255

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{389}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 128381760

約数和(自身を除く): 44826505

約数列:

[1, 5, 7, 17, 19, 35, 85, 95, 119, 133, 323, 361, 389, 595, 665, 1615, 1805, 1945, 2261, 2527, 2723, 6137, 6613, 7391, 11305, 12635, 13615, 30685, 33065, 36955, 42959, 46291, 51737, 125647, 140429, 214795, 231455, 258685, 628235, 702145, 879529, 983003, 2387293, 4397645, 4915015, 11936465, 16711051, 83555255]

約数ペア:

[(1, 83555255), (5, 16711051), (7, 11936465), (17, 4915015), (19, 4397645), (35, 2387293), (85, 983003), (95, 879529), (119, 702145), (133, 628235), (323, 258685), (361, 231455), (389, 214795), (595, 140429), (665, 125647), (1615, 51737), (1805, 46291), (1945, 42959), (2261, 36955), (2527, 33065), (2723, 30685), (6137, 13615), (6613, 12635), (7391, 11305)]