81835845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{359}}^1$

素因数の和:554

約数の個数: 64

約数和(自身を含む): 162570240

約数和(自身を除く): 80734395

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 167, 195, 273, 359, 455, 501, 835, 1077, 1169, 1365, 1795, 2171, 2505, 2513, 3507, 4667, 5385, 5845, 6513, 7539, 10855, 12565, 14001, 15197, 17535, 23335, 32565, 32669, 37695, 45591, 59953, 70005, 75985, 98007, 163345, 179859, 227955, 299765, 419671, 490035, 779389, 899295, 1259013, 2098355, 2338167, 3896945, 5455723, 6295065, 11690835, 16367169, 27278615, 81835845]

約数ペア:

[(1, 81835845), (3, 27278615), (5, 16367169), (7, 11690835), (13, 6295065), (15, 5455723), (21, 3896945), (35, 2338167), (39, 2098355), (65, 1259013), (91, 899295), (105, 779389), (167, 490035), (195, 419671), (273, 299765), (359, 227955), (455, 179859), (501, 163345), (835, 98007), (1077, 75985), (1169, 70005), (1365, 59953), (1795, 45591), (2171, 37695), (2505, 32669), (2513, 32565), (3507, 23335), (4667, 17535), (5385, 15197), (5845, 14001), (6513, 12565), (7539, 10855)]