50318000

素因数分解:

$2^4\times 5^3\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:343

約数の個数: 80

約数和(自身を含む): 123221280

約数和(自身を除く): 72903280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 139, 181, 200, 250, 278, 362, 400, 500, 556, 695, 724, 905, 1000, 1112, 1390, 1448, 1810, 2000, 2224, 2780, 2896, 3475, 3620, 4525, 5560, 6950, 7240, 9050, 11120, 13900, 14480, 17375, 18100, 22625, 25159, 27800, 34750, 36200, 45250, 50318, 55600, 69500, 72400, 90500, 100636, 125795, 139000, 181000, 201272, 251590, 278000, 362000, 402544, 503180, 628975, 1006360, 1257950, 2012720, 2515900, 3144875, 5031800, 6289750, 10063600, 12579500, 25159000, 50318000]

約数ペア:

[(1, 50318000), (2, 25159000), (4, 12579500), (5, 10063600), (8, 6289750), (10, 5031800), (16, 3144875), (20, 2515900), (25, 2012720), (40, 1257950), (50, 1006360), (80, 628975), (100, 503180), (125, 402544), (139, 362000), (181, 278000), (200, 251590), (250, 201272), (278, 181000), (362, 139000), (400, 125795), (500, 100636), (556, 90500), (695, 72400), (724, 69500), (905, 55600), (1000, 50318), (1112, 45250), (1390, 36200), (1448, 34750), (1810, 27800), (2000, 25159), (2224, 22625), (2780, 18100), (2896, 17375), (3475, 14480), (3620, 13900), (4525, 11120), (5560, 9050), (6950, 7240)]