85510400

素因数分解:

$2^8\times 5^2\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:488

約数の個数: 108

約数和(自身を含む): 218985984

約数和(自身を除く): 133475584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 431, 496, 620, 640, 775, 800, 862, 992, 1240, 1280, 1550, 1600, 1724, 1984, 2155, 2480, 3100, 3200, 3448, 3968, 4310, 4960, 6200, 6400, 6896, 7936, 8620, 9920, 10775, 12400, 13361, 13792, 17240, 19840, 21550, 24800, 26722, 27584, 34480, 39680, 43100, 49600, 53444, 55168, 66805, 68960, 86200, 99200, 106888, 110336, 133610, 137920, 172400, 198400, 213776, 267220, 275840, 334025, 344800, 427552, 534440, 551680, 668050, 689600, 855104, 1068880, 1336100, 1379200, 1710208, 2137760, 2672200, 2758400, 3420416, 4275520, 5344400, 8551040, 10688800, 17102080, 21377600, 42755200, 85510400]

約数ペア:

[(1, 85510400), (2, 42755200), (4, 21377600), (5, 17102080), (8, 10688800), (10, 8551040), (16, 5344400), (20, 4275520), (25, 3420416), (31, 2758400), (32, 2672200), (40, 2137760), (50, 1710208), (62, 1379200), (64, 1336100), (80, 1068880), (100, 855104), (124, 689600), (128, 668050), (155, 551680), (160, 534440), (200, 427552), (248, 344800), (256, 334025), (310, 275840), (320, 267220), (400, 213776), (431, 198400), (496, 172400), (620, 137920), (640, 133610), (775, 110336), (800, 106888), (862, 99200), (992, 86200), (1240, 68960), (1280, 66805), (1550, 55168), (1600, 53444), (1724, 49600), (1984, 43100), (2155, 39680), (2480, 34480), (3100, 27584), (3200, 26722), (3448, 24800), (3968, 21550), (4310, 19840), (4960, 17240), (6200, 13792), (6400, 13361), (6896, 12400), (7936, 10775), (8620, 9920)]