90427740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{115933}}^1$

素因数の和:115958

約数の個数: 48

約数和(自身を含む): 272676768

約数和(自身を除く): 182249028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 115933, 231866, 347799, 463732, 579665, 695598, 1159330, 1391196, 1507129, 1738995, 2318660, 3014258, 3477990, 4521387, 6028516, 6955980, 7535645, 9042774, 15071290, 18085548, 22606935, 30142580, 45213870, 90427740]

約数ペア:

[(1, 90427740), (2, 45213870), (3, 30142580), (4, 22606935), (5, 18085548), (6, 15071290), (10, 9042774), (12, 7535645), (13, 6955980), (15, 6028516), (20, 4521387), (26, 3477990), (30, 3014258), (39, 2318660), (52, 1738995), (60, 1507129), (65, 1391196), (78, 1159330), (130, 695598), (156, 579665), (195, 463732), (260, 347799), (390, 231866), (780, 115933)]