71691040

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26357}}^1$

素因数の和:26389

約数の個数: 48

約数和(自身を含む): 179339832

約数和(自身を除く): 107648792

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 26357, 52714, 105428, 131785, 210856, 263570, 421712, 448069, 527140, 843424, 896138, 1054280, 1792276, 2108560, 2240345, 3584552, 4217120, 4480690, 7169104, 8961380, 14338208, 17922760, 35845520, 71691040]

約数ペア:

[(1, 71691040), (2, 35845520), (4, 17922760), (5, 14338208), (8, 8961380), (10, 7169104), (16, 4480690), (17, 4217120), (20, 3584552), (32, 2240345), (34, 2108560), (40, 1792276), (68, 1054280), (80, 896138), (85, 843424), (136, 527140), (160, 448069), (170, 421712), (272, 263570), (340, 210856), (544, 131785), (680, 105428), (1360, 52714), (2720, 26357)]