82913320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10211}}^1$

素因数の和:10258

約数の個数: 64

約数和(自身を含む): 220579200

約数和(自身を除く): 137665880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 10211, 20422, 40844, 51055, 71477, 81688, 102110, 142954, 204220, 285908, 296119, 357385, 408440, 571816, 592238, 714770, 1184476, 1429540, 1480595, 2072833, 2368952, 2859080, 2961190, 4145666, 5922380, 8291332, 10364165, 11844760, 16582664, 20728330, 41456660, 82913320]

約数ペア:

[(1, 82913320), (2, 41456660), (4, 20728330), (5, 16582664), (7, 11844760), (8, 10364165), (10, 8291332), (14, 5922380), (20, 4145666), (28, 2961190), (29, 2859080), (35, 2368952), (40, 2072833), (56, 1480595), (58, 1429540), (70, 1184476), (116, 714770), (140, 592238), (145, 571816), (203, 408440), (232, 357385), (280, 296119), (290, 285908), (406, 204220), (580, 142954), (812, 102110), (1015, 81688), (1160, 71477), (1624, 51055), (2030, 40844), (4060, 20422), (8120, 10211)]