65136160

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2593}}^1$

素因数の和:2765

約数の個数: 48

約数和(自身を含む): 154924056

約数和(自身を除く): 89787896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2512, 2593, 3140, 5024, 5186, 6280, 10372, 12560, 12965, 20744, 25120, 25930, 41488, 51860, 82976, 103720, 207440, 407101, 414880, 814202, 1628404, 2035505, 3256808, 4071010, 6513616, 8142020, 13027232, 16284040, 32568080, 65136160]

約数ペア:

[(1, 65136160), (2, 32568080), (4, 16284040), (5, 13027232), (8, 8142020), (10, 6513616), (16, 4071010), (20, 3256808), (32, 2035505), (40, 1628404), (80, 814202), (157, 414880), (160, 407101), (314, 207440), (628, 103720), (785, 82976), (1256, 51860), (1570, 41488), (2512, 25930), (2593, 25120), (3140, 20744), (5024, 12965), (5186, 12560), (6280, 10372)]