101578280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 237012480

約数和(自身を除く): 135434200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 71, 94, 142, 188, 235, 284, 355, 376, 470, 568, 710, 761, 940, 1420, 1522, 1880, 2840, 3044, 3337, 3805, 6088, 6674, 7610, 13348, 15220, 16685, 26696, 30440, 33370, 35767, 54031, 66740, 71534, 108062, 133480, 143068, 178835, 216124, 270155, 286136, 357670, 432248, 540310, 715340, 1080620, 1430680, 2161240, 2539457, 5078914, 10157828, 12697285, 20315656, 25394570, 50789140, 101578280]

約数ペア:

[(1, 101578280), (2, 50789140), (4, 25394570), (5, 20315656), (8, 12697285), (10, 10157828), (20, 5078914), (40, 2539457), (47, 2161240), (71, 1430680), (94, 1080620), (142, 715340), (188, 540310), (235, 432248), (284, 357670), (355, 286136), (376, 270155), (470, 216124), (568, 178835), (710, 143068), (761, 133480), (940, 108062), (1420, 71534), (1522, 66740), (1880, 54031), (2840, 35767), (3044, 33370), (3337, 30440), (3805, 26696), (6088, 16685), (6674, 15220), (7610, 13348)]