72123680

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5431}}^1$

素因数の和:5529

約数の個数: 48

約数和(自身を含む): 172476864

約数和(自身を除く): 100353184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 5431, 6640, 10862, 13280, 21724, 27155, 43448, 54310, 86896, 108620, 173792, 217240, 434480, 450773, 868960, 901546, 1803092, 2253865, 3606184, 4507730, 7212368, 9015460, 14424736, 18030920, 36061840, 72123680]

約数ペア:

[(1, 72123680), (2, 36061840), (4, 18030920), (5, 14424736), (8, 9015460), (10, 7212368), (16, 4507730), (20, 3606184), (32, 2253865), (40, 1803092), (80, 901546), (83, 868960), (160, 450773), (166, 434480), (332, 217240), (415, 173792), (664, 108620), (830, 86896), (1328, 54310), (1660, 43448), (2656, 27155), (3320, 21724), (5431, 13280), (6640, 10862)]