153555260

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1\times {\mathrm{307}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 328315680

約数和(自身を除く): 174760420

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 281, 307, 356, 445, 562, 614, 890, 1124, 1228, 1405, 1535, 1780, 2810, 3070, 5620, 6140, 25009, 27323, 50018, 54646, 86267, 100036, 109292, 125045, 136615, 172534, 250090, 273230, 345068, 431335, 500180, 546460, 862670, 1725340, 7677763, 15355526, 30711052, 38388815, 76777630, 153555260]

約数ペア:

[(1, 153555260), (2, 76777630), (4, 38388815), (5, 30711052), (10, 15355526), (20, 7677763), (89, 1725340), (178, 862670), (281, 546460), (307, 500180), (356, 431335), (445, 345068), (562, 273230), (614, 250090), (890, 172534), (1124, 136615), (1228, 125045), (1405, 109292), (1535, 100036), (1780, 86267), (2810, 54646), (3070, 50018), (5620, 27323), (6140, 25009)]