56515840

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{659}}^1$

素因数の和:747

約数の個数: 72

約数和(自身を含む): 137602080

約数和(自身を除く): 81086240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 256, 268, 320, 335, 536, 640, 659, 670, 1072, 1280, 1318, 1340, 2144, 2636, 2680, 3295, 4288, 5272, 5360, 6590, 8576, 10544, 10720, 13180, 17152, 21088, 21440, 26360, 42176, 42880, 44153, 52720, 84352, 85760, 88306, 105440, 168704, 176612, 210880, 220765, 353224, 421760, 441530, 706448, 843520, 883060, 1412896, 1766120, 2825792, 3532240, 5651584, 7064480, 11303168, 14128960, 28257920, 56515840]

約数ペア:

[(1, 56515840), (2, 28257920), (4, 14128960), (5, 11303168), (8, 7064480), (10, 5651584), (16, 3532240), (20, 2825792), (32, 1766120), (40, 1412896), (64, 883060), (67, 843520), (80, 706448), (128, 441530), (134, 421760), (160, 353224), (256, 220765), (268, 210880), (320, 176612), (335, 168704), (536, 105440), (640, 88306), (659, 85760), (670, 84352), (1072, 52720), (1280, 44153), (1318, 42880), (1340, 42176), (2144, 26360), (2636, 21440), (2680, 21088), (3295, 17152), (4288, 13180), (5272, 10720), (5360, 10544), (6590, 8576)]