71419840

素因数分解:

$2^6\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2689}}^1$

素因数の和:2789

約数の個数: 56

約数和(自身を含む): 172181520

約数和(自身を除く): 100761680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 160, 166, 320, 332, 415, 664, 830, 1328, 1660, 2656, 2689, 3320, 5312, 5378, 6640, 10756, 13280, 13445, 21512, 26560, 26890, 43024, 53780, 86048, 107560, 172096, 215120, 223187, 430240, 446374, 860480, 892748, 1115935, 1785496, 2231870, 3570992, 4463740, 7141984, 8927480, 14283968, 17854960, 35709920, 71419840]

約数ペア:

[(1, 71419840), (2, 35709920), (4, 17854960), (5, 14283968), (8, 8927480), (10, 7141984), (16, 4463740), (20, 3570992), (32, 2231870), (40, 1785496), (64, 1115935), (80, 892748), (83, 860480), (160, 446374), (166, 430240), (320, 223187), (332, 215120), (415, 172096), (664, 107560), (830, 86048), (1328, 53780), (1660, 43024), (2656, 26890), (2689, 26560), (3320, 21512), (5312, 13445), (5378, 13280), (6640, 10756)]