164037880

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{49409}}^1$

素因数の和:49503

約数の個数: 32

約数和(自身を含む): 373539600

約数和(自身を除く): 209501720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 49409, 98818, 197636, 247045, 395272, 494090, 988180, 1976360, 4100947, 8201894, 16403788, 20504735, 32807576, 41009470, 82018940, 164037880]

約数ペア:

[(1, 164037880), (2, 82018940), (4, 41009470), (5, 32807576), (8, 20504735), (10, 16403788), (20, 8201894), (40, 4100947), (83, 1976360), (166, 988180), (332, 494090), (415, 395272), (664, 247045), (830, 197636), (1660, 98818), (3320, 49409)]