155289920

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7243}}^1$

素因数の和:7327

約数の個数: 56

約数和(自身を含む): 375355104

約数和(自身を除く): 220065184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 1072, 1340, 2144, 2680, 4288, 5360, 7243, 10720, 14486, 21440, 28972, 36215, 57944, 72430, 115888, 144860, 231776, 289720, 463552, 485281, 579440, 970562, 1158880, 1941124, 2317760, 2426405, 3882248, 4852810, 7764496, 9705620, 15528992, 19411240, 31057984, 38822480, 77644960, 155289920]

約数ペア:

[(1, 155289920), (2, 77644960), (4, 38822480), (5, 31057984), (8, 19411240), (10, 15528992), (16, 9705620), (20, 7764496), (32, 4852810), (40, 3882248), (64, 2426405), (67, 2317760), (80, 1941124), (134, 1158880), (160, 970562), (268, 579440), (320, 485281), (335, 463552), (536, 289720), (670, 231776), (1072, 144860), (1340, 115888), (2144, 72430), (2680, 57944), (4288, 36215), (5360, 28972), (7243, 21440), (10720, 14486)]