127745000

素因数分解:

$2^3\times 5^4\times {\mathrm{29}}^1\times {\mathrm{881}}^1$

素因数の和:936

約数の個数: 80

約数和(自身を含む): 309978900

約数和(自身を除く): 182233900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 125, 145, 200, 232, 250, 290, 500, 580, 625, 725, 881, 1000, 1160, 1250, 1450, 1762, 2500, 2900, 3524, 3625, 4405, 5000, 5800, 7048, 7250, 8810, 14500, 17620, 18125, 22025, 25549, 29000, 35240, 36250, 44050, 51098, 72500, 88100, 102196, 110125, 127745, 145000, 176200, 204392, 220250, 255490, 440500, 510980, 550625, 638725, 881000, 1021960, 1101250, 1277450, 2202500, 2554900, 3193625, 4405000, 5109800, 6387250, 12774500, 15968125, 25549000, 31936250, 63872500, 127745000]

約数ペア:

[(1, 127745000), (2, 63872500), (4, 31936250), (5, 25549000), (8, 15968125), (10, 12774500), (20, 6387250), (25, 5109800), (29, 4405000), (40, 3193625), (50, 2554900), (58, 2202500), (100, 1277450), (116, 1101250), (125, 1021960), (145, 881000), (200, 638725), (232, 550625), (250, 510980), (290, 440500), (500, 255490), (580, 220250), (625, 204392), (725, 176200), (881, 145000), (1000, 127745), (1160, 110125), (1250, 102196), (1450, 88100), (1762, 72500), (2500, 51098), (2900, 44050), (3524, 36250), (3625, 35240), (4405, 29000), (5000, 25549), (5800, 22025), (7048, 18125), (7250, 17620), (8810, 14500)]