851780920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{829}}^1\times {\mathrm{1511}}^1$

素因数の和:2368

約数の個数: 64

約数和(自身を含む): 2033035200

約数和(自身を除く): 1181254280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 829, 1511, 1658, 3022, 3316, 4145, 6044, 6632, 7555, 8290, 12088, 14093, 15110, 16580, 25687, 28186, 30220, 33160, 51374, 56372, 60440, 70465, 102748, 112744, 128435, 140930, 205496, 256870, 281860, 513740, 563720, 1027480, 1252619, 2505238, 5010476, 6263095, 10020952, 12526190, 21294523, 25052380, 42589046, 50104760, 85178092, 106472615, 170356184, 212945230, 425890460, 851780920]

約数ペア:

[(1, 851780920), (2, 425890460), (4, 212945230), (5, 170356184), (8, 106472615), (10, 85178092), (17, 50104760), (20, 42589046), (34, 25052380), (40, 21294523), (68, 12526190), (85, 10020952), (136, 6263095), (170, 5010476), (340, 2505238), (680, 1252619), (829, 1027480), (1511, 563720), (1658, 513740), (3022, 281860), (3316, 256870), (4145, 205496), (6044, 140930), (6632, 128435), (7555, 112744), (8290, 102748), (12088, 70465), (14093, 60440), (15110, 56372), (16580, 51374), (25687, 33160), (28186, 30220)]