487195000

素因数分解:

$2^3\times 5^4\times {\mathrm{139}}^1\times {\mathrm{701}}^1$

素因数の和:866

約数の個数: 80

約数和(自身を含む): 1151350200

約数和(自身を除く): 664155200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 139, 200, 250, 278, 500, 556, 625, 695, 701, 1000, 1112, 1250, 1390, 1402, 2500, 2780, 2804, 3475, 3505, 5000, 5560, 5608, 6950, 7010, 13900, 14020, 17375, 17525, 27800, 28040, 34750, 35050, 69500, 70100, 86875, 87625, 97439, 139000, 140200, 173750, 175250, 194878, 347500, 350500, 389756, 438125, 487195, 695000, 701000, 779512, 876250, 974390, 1752500, 1948780, 2435975, 3505000, 3897560, 4871950, 9743900, 12179875, 19487800, 24359750, 48719500, 60899375, 97439000, 121798750, 243597500, 487195000]

約数ペア:

[(1, 487195000), (2, 243597500), (4, 121798750), (5, 97439000), (8, 60899375), (10, 48719500), (20, 24359750), (25, 19487800), (40, 12179875), (50, 9743900), (100, 4871950), (125, 3897560), (139, 3505000), (200, 2435975), (250, 1948780), (278, 1752500), (500, 974390), (556, 876250), (625, 779512), (695, 701000), (701, 695000), (1000, 487195), (1112, 438125), (1250, 389756), (1390, 350500), (1402, 347500), (2500, 194878), (2780, 175250), (2804, 173750), (3475, 140200), (3505, 139000), (5000, 97439), (5560, 87625), (5608, 86875), (6950, 70100), (7010, 69500), (13900, 35050), (14020, 34750), (17375, 28040), (17525, 27800)]