83843840

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2113}}^1$

素因数の和:2165

約数の個数: 72

約数和(自身を含む): 207408768

約数和(自身を除く): 123564928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2113, 2480, 3968, 4226, 4960, 7936, 8452, 9920, 10565, 16904, 19840, 21130, 33808, 39680, 42260, 65503, 67616, 84520, 131006, 135232, 169040, 262012, 270464, 327515, 338080, 524024, 540928, 655030, 676160, 1048048, 1310060, 1352320, 2096096, 2620120, 2704640, 4192192, 5240240, 8384384, 10480480, 16768768, 20960960, 41921920, 83843840]

約数ペア:

[(1, 83843840), (2, 41921920), (4, 20960960), (5, 16768768), (8, 10480480), (10, 8384384), (16, 5240240), (20, 4192192), (31, 2704640), (32, 2620120), (40, 2096096), (62, 1352320), (64, 1310060), (80, 1048048), (124, 676160), (128, 655030), (155, 540928), (160, 524024), (248, 338080), (256, 327515), (310, 270464), (320, 262012), (496, 169040), (620, 135232), (640, 131006), (992, 84520), (1240, 67616), (1280, 65503), (1984, 42260), (2113, 39680), (2480, 33808), (3968, 21130), (4226, 19840), (4960, 16904), (7936, 10565), (8452, 9920)]