74320040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{811}}^1$

素因数の和:930

約数の個数: 64

約数和(自身を含む): 175392000

約数和(自身を除く): 101071960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 79, 116, 145, 158, 232, 290, 316, 395, 580, 632, 790, 811, 1160, 1580, 1622, 2291, 3160, 3244, 4055, 4582, 6488, 8110, 9164, 11455, 16220, 18328, 22910, 23519, 32440, 45820, 47038, 64069, 91640, 94076, 117595, 128138, 188152, 235190, 256276, 320345, 470380, 512552, 640690, 940760, 1281380, 1858001, 2562760, 3716002, 7432004, 9290005, 14864008, 18580010, 37160020, 74320040]

約数ペア:

[(1, 74320040), (2, 37160020), (4, 18580010), (5, 14864008), (8, 9290005), (10, 7432004), (20, 3716002), (29, 2562760), (40, 1858001), (58, 1281380), (79, 940760), (116, 640690), (145, 512552), (158, 470380), (232, 320345), (290, 256276), (316, 235190), (395, 188152), (580, 128138), (632, 117595), (790, 94076), (811, 91640), (1160, 64069), (1580, 47038), (1622, 45820), (2291, 32440), (3160, 23519), (3244, 22910), (4055, 18328), (4582, 16220), (6488, 11455), (8110, 9164)]