33240040

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 77356800

約数和(自身を除く): 44116760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 79, 134, 157, 158, 268, 314, 316, 335, 395, 536, 628, 632, 670, 785, 790, 1256, 1340, 1570, 1580, 2680, 3140, 3160, 5293, 6280, 10519, 10586, 12403, 21038, 21172, 24806, 26465, 42076, 42344, 49612, 52595, 52930, 62015, 84152, 99224, 105190, 105860, 124030, 210380, 211720, 248060, 420760, 496120, 831001, 1662002, 3324004, 4155005, 6648008, 8310010, 16620020, 33240040]

約数ペア:

[(1, 33240040), (2, 16620020), (4, 8310010), (5, 6648008), (8, 4155005), (10, 3324004), (20, 1662002), (40, 831001), (67, 496120), (79, 420760), (134, 248060), (157, 211720), (158, 210380), (268, 124030), (314, 105860), (316, 105190), (335, 99224), (395, 84152), (536, 62015), (628, 52930), (632, 52595), (670, 49612), (785, 42344), (790, 42076), (1256, 26465), (1340, 24806), (1570, 21172), (1580, 21038), (2680, 12403), (3140, 10586), (3160, 10519), (5293, 6280)]