84282800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1027

約数の個数: 120

約数和(自身を含む): 239127552

約数和(自身を除く): 154844752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 175, 200, 217, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 868, 971, 1085, 1240, 1400, 1550, 1736, 1942, 2170, 2480, 2800, 3100, 3472, 3884, 4340, 4855, 5425, 6200, 6797, 7768, 8680, 9710, 10850, 12400, 13594, 15536, 17360, 19420, 21700, 24275, 27188, 30101, 33985, 38840, 43400, 48550, 54376, 60202, 67970, 77680, 86800, 97100, 108752, 120404, 135940, 150505, 169925, 194200, 210707, 240808, 271880, 301010, 339850, 388400, 421414, 481616, 543760, 602020, 679700, 752525, 842828, 1053535, 1204040, 1359400, 1505050, 1685656, 2107070, 2408080, 2718800, 3010100, 3371312, 4214140, 5267675, 6020200, 8428280, 10535350, 12040400, 16856560, 21070700, 42141400, 84282800]

約数ペア:

[(1, 84282800), (2, 42141400), (4, 21070700), (5, 16856560), (7, 12040400), (8, 10535350), (10, 8428280), (14, 6020200), (16, 5267675), (20, 4214140), (25, 3371312), (28, 3010100), (31, 2718800), (35, 2408080), (40, 2107070), (50, 1685656), (56, 1505050), (62, 1359400), (70, 1204040), (80, 1053535), (100, 842828), (112, 752525), (124, 679700), (140, 602020), (155, 543760), (175, 481616), (200, 421414), (217, 388400), (248, 339850), (280, 301010), (310, 271880), (350, 240808), (400, 210707), (434, 194200), (496, 169925), (560, 150505), (620, 135940), (700, 120404), (775, 108752), (868, 97100), (971, 86800), (1085, 77680), (1240, 67970), (1400, 60202), (1550, 54376), (1736, 48550), (1942, 43400), (2170, 38840), (2480, 33985), (2800, 30101), (3100, 27188), (3472, 24275), (3884, 21700), (4340, 19420), (4855, 17360), (5425, 15536), (6200, 13594), (6797, 12400), (7768, 10850), (8680, 9710)]