78854288020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2131}}^1\times {\mathrm{63799}}^1$

素因数の和:65968

約数の個数: 48

約数和(自身を含む): 171387216000

約数和(自身を除く): 92532927980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 2131, 4262, 8524, 10655, 21310, 42620, 61799, 63799, 123598, 127598, 247196, 255196, 308995, 318995, 617990, 637990, 1235980, 1275980, 1850171, 3700342, 7400684, 9250855, 18501710, 37003420, 135955669, 271911338, 543822676, 679778345, 1359556690, 2719113380, 3942714401, 7885428802, 15770857604, 19713572005, 39427144010, 78854288020]

約数ペア:

[(1, 78854288020), (2, 39427144010), (4, 19713572005), (5, 15770857604), (10, 7885428802), (20, 3942714401), (29, 2719113380), (58, 1359556690), (116, 679778345), (145, 543822676), (290, 271911338), (580, 135955669), (2131, 37003420), (4262, 18501710), (8524, 9250855), (10655, 7400684), (21310, 3700342), (42620, 1850171), (61799, 1275980), (63799, 1235980), (123598, 637990), (127598, 617990), (247196, 318995), (255196, 308995)]