201009760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{25639}}^1$

素因数の和:25668

約数の個数: 72

約数和(自身を含む): 552439440

約数和(自身を除く): 351429680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 25639, 51278, 102556, 128195, 179473, 205112, 256390, 358946, 410224, 512780, 717892, 820448, 897365, 1025560, 1256311, 1435784, 1794730, 2051120, 2512622, 2871568, 3589460, 4102240, 5025244, 5743136, 6281555, 7178920, 10050488, 12563110, 14357840, 20100976, 25126220, 28715680, 40201952, 50252440, 100504880, 201009760]

約数ペア:

[(1, 201009760), (2, 100504880), (4, 50252440), (5, 40201952), (7, 28715680), (8, 25126220), (10, 20100976), (14, 14357840), (16, 12563110), (20, 10050488), (28, 7178920), (32, 6281555), (35, 5743136), (40, 5025244), (49, 4102240), (56, 3589460), (70, 2871568), (80, 2512622), (98, 2051120), (112, 1794730), (140, 1435784), (160, 1256311), (196, 1025560), (224, 897365), (245, 820448), (280, 717892), (392, 512780), (490, 410224), (560, 358946), (784, 256390), (980, 205112), (1120, 179473), (1568, 128195), (1960, 102556), (3920, 51278), (7840, 25639)]