139402880

素因数分解:

$2^7\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3251}}^1$

素因数の和:3337

約数の個数: 64

約数和(自身を含む): 338338080

約数和(自身を除く): 198935200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 268, 320, 335, 536, 640, 670, 1072, 1340, 2144, 2680, 3251, 4288, 5360, 6502, 8576, 10720, 13004, 16255, 21440, 26008, 32510, 42880, 52016, 65020, 104032, 130040, 208064, 217817, 260080, 416128, 435634, 520160, 871268, 1040320, 1089085, 1742536, 2080640, 2178170, 3485072, 4356340, 6970144, 8712680, 13940288, 17425360, 27880576, 34850720, 69701440, 139402880]

約数ペア:

[(1, 139402880), (2, 69701440), (4, 34850720), (5, 27880576), (8, 17425360), (10, 13940288), (16, 8712680), (20, 6970144), (32, 4356340), (40, 3485072), (64, 2178170), (67, 2080640), (80, 1742536), (128, 1089085), (134, 1040320), (160, 871268), (268, 520160), (320, 435634), (335, 416128), (536, 260080), (640, 217817), (670, 208064), (1072, 130040), (1340, 104032), (2144, 65020), (2680, 52016), (3251, 42880), (4288, 32510), (5360, 26008), (6502, 21440), (8576, 16255), (10720, 13004)]