89719840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{80107}}^1$

素因数の和:80129

約数の個数: 48

約数和(自身を含む): 242246592

約数和(自身を除く): 152526752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 80107, 160214, 320428, 400535, 560749, 640856, 801070, 1121498, 1281712, 1602140, 2242996, 2563424, 2803745, 3204280, 4485992, 5607490, 6408560, 8971984, 11214980, 12817120, 17943968, 22429960, 44859920, 89719840]

約数ペア:

[(1, 89719840), (2, 44859920), (4, 22429960), (5, 17943968), (7, 12817120), (8, 11214980), (10, 8971984), (14, 6408560), (16, 5607490), (20, 4485992), (28, 3204280), (32, 2803745), (35, 2563424), (40, 2242996), (56, 1602140), (70, 1281712), (80, 1121498), (112, 801070), (140, 640856), (160, 560749), (224, 400535), (280, 320428), (560, 160214), (1120, 80107)]