80203000

素因数分解:

$2^3\times 5^3\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:737

約数の個数: 64

約数和(自身を含む): 189352800

約数和(自身を除く): 109149800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 139, 200, 250, 278, 500, 556, 577, 695, 1000, 1112, 1154, 1390, 2308, 2780, 2885, 3475, 4616, 5560, 5770, 6950, 11540, 13900, 14425, 17375, 23080, 27800, 28850, 34750, 57700, 69500, 72125, 80203, 115400, 139000, 144250, 160406, 288500, 320812, 401015, 577000, 641624, 802030, 1604060, 2005075, 3208120, 4010150, 8020300, 10025375, 16040600, 20050750, 40101500, 80203000]

約数ペア:

[(1, 80203000), (2, 40101500), (4, 20050750), (5, 16040600), (8, 10025375), (10, 8020300), (20, 4010150), (25, 3208120), (40, 2005075), (50, 1604060), (100, 802030), (125, 641624), (139, 577000), (200, 401015), (250, 320812), (278, 288500), (500, 160406), (556, 144250), (577, 139000), (695, 115400), (1000, 80203), (1112, 72125), (1154, 69500), (1390, 57700), (2308, 34750), (2780, 28850), (2885, 27800), (3475, 23080), (4616, 17375), (5560, 14425), (5770, 13900), (6950, 11540)]