31332080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:714

約数の個数: 80

約数和(自身を含む): 80244864

約数和(自身を除く): 48912784

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 641, 752, 940, 1040, 1222, 1282, 1880, 2444, 2564, 3055, 3205, 3760, 4888, 5128, 6110, 6410, 8333, 9776, 10256, 12220, 12820, 16666, 24440, 25640, 30127, 33332, 41665, 48880, 51280, 60254, 66664, 83330, 120508, 133328, 150635, 166660, 241016, 301270, 333320, 391651, 482032, 602540, 666640, 783302, 1205080, 1566604, 1958255, 2410160, 3133208, 3916510, 6266416, 7833020, 15666040, 31332080]

約数ペア:

[(1, 31332080), (2, 15666040), (4, 7833020), (5, 6266416), (8, 3916510), (10, 3133208), (13, 2410160), (16, 1958255), (20, 1566604), (26, 1205080), (40, 783302), (47, 666640), (52, 602540), (65, 482032), (80, 391651), (94, 333320), (104, 301270), (130, 241016), (188, 166660), (208, 150635), (235, 133328), (260, 120508), (376, 83330), (470, 66664), (520, 60254), (611, 51280), (641, 48880), (752, 41665), (940, 33332), (1040, 30127), (1222, 25640), (1282, 24440), (1880, 16666), (2444, 12820), (2564, 12220), (3055, 10256), (3205, 9776), (3760, 8333), (4888, 6410), (5128, 6110)]