61560520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5113}}^1$

素因数の和:5174

約数の個数: 64

約数和(自身を含む): 162011520

約数和(自身を除く): 100451000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 5113, 6020, 10226, 12040, 20452, 25565, 35791, 40904, 51130, 71582, 102260, 143164, 178955, 204520, 219859, 286328, 357910, 439718, 715820, 879436, 1099295, 1431640, 1539013, 1758872, 2198590, 3078026, 4397180, 6156052, 7695065, 8794360, 12312104, 15390130, 30780260, 61560520]

約数ペア:

[(1, 61560520), (2, 30780260), (4, 15390130), (5, 12312104), (7, 8794360), (8, 7695065), (10, 6156052), (14, 4397180), (20, 3078026), (28, 2198590), (35, 1758872), (40, 1539013), (43, 1431640), (56, 1099295), (70, 879436), (86, 715820), (140, 439718), (172, 357910), (215, 286328), (280, 219859), (301, 204520), (344, 178955), (430, 143164), (602, 102260), (860, 71582), (1204, 51130), (1505, 40904), (1720, 35791), (2408, 25565), (3010, 20452), (5113, 12040), (6020, 10226)]