1288484500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{88861}}^1$

素因数の和:88909

約数の個数: 48

約数和(自身を含む): 2911119120

約数和(自身を除く): 1622634620

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 250, 290, 500, 580, 725, 1450, 2900, 3625, 7250, 14500, 88861, 177722, 355444, 444305, 888610, 1777220, 2221525, 2576969, 4443050, 5153938, 8886100, 10307876, 11107625, 12884845, 22215250, 25769690, 44430500, 51539380, 64424225, 128848450, 257696900, 322121125, 644242250, 1288484500]

約数ペア:

[(1, 1288484500), (2, 644242250), (4, 322121125), (5, 257696900), (10, 128848450), (20, 64424225), (25, 51539380), (29, 44430500), (50, 25769690), (58, 22215250), (100, 12884845), (116, 11107625), (125, 10307876), (145, 8886100), (250, 5153938), (290, 4443050), (500, 2576969), (580, 2221525), (725, 1777220), (1450, 888610), (2900, 444305), (3625, 355444), (7250, 177722), (14500, 88861)]