72320144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1283}}^1$

素因数の和:1575

約数の個数: 40

約数和(自身を含む): 151573632

約数和(自身を除く): 79253488

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 271, 542, 1084, 1283, 2168, 2566, 3523, 4336, 5132, 7046, 10264, 14092, 16679, 20528, 28184, 33358, 56368, 66716, 133432, 266864, 347693, 695386, 1390772, 2781544, 4520009, 5563088, 9040018, 18080036, 36160072, 72320144]

約数ペア:

[(1, 72320144), (2, 36160072), (4, 18080036), (8, 9040018), (13, 5563088), (16, 4520009), (26, 2781544), (52, 1390772), (104, 695386), (208, 347693), (271, 266864), (542, 133432), (1084, 66716), (1283, 56368), (2168, 33358), (2566, 28184), (3523, 20528), (4336, 16679), (5132, 14092), (7046, 10264)]