89423560

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 207933120

約数和(自身を除く): 118509560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 67, 122, 134, 244, 268, 305, 335, 488, 536, 547, 610, 670, 1094, 1220, 1340, 2188, 2440, 2680, 2735, 4087, 4376, 5470, 8174, 10940, 16348, 20435, 21880, 32696, 33367, 36649, 40870, 66734, 73298, 81740, 133468, 146596, 163480, 166835, 183245, 266936, 293192, 333670, 366490, 667340, 732980, 1334680, 1465960, 2235589, 4471178, 8942356, 11177945, 17884712, 22355890, 44711780, 89423560]

約数ペア:

[(1, 89423560), (2, 44711780), (4, 22355890), (5, 17884712), (8, 11177945), (10, 8942356), (20, 4471178), (40, 2235589), (61, 1465960), (67, 1334680), (122, 732980), (134, 667340), (244, 366490), (268, 333670), (305, 293192), (335, 266936), (488, 183245), (536, 166835), (547, 163480), (610, 146596), (670, 133468), (1094, 81740), (1220, 73298), (1340, 66734), (2188, 40870), (2440, 36649), (2680, 33367), (2735, 32696), (4087, 21880), (4376, 20435), (5470, 16348), (8174, 10940)]