61687760

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{14549}}^1$

素因数の和:14615

約数の個数: 40

約数和(自身を含む): 146140200

約数和(自身を除く): 84452440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 14549, 29098, 58196, 72745, 116392, 145490, 232784, 290980, 581960, 771097, 1163920, 1542194, 3084388, 3855485, 6168776, 7710970, 12337552, 15421940, 30843880, 61687760]

約数ペア:

[(1, 61687760), (2, 30843880), (4, 15421940), (5, 12337552), (8, 7710970), (10, 6168776), (16, 3855485), (20, 3084388), (40, 1542194), (53, 1163920), (80, 771097), (106, 581960), (212, 290980), (265, 232784), (424, 145490), (530, 116392), (848, 72745), (1060, 58196), (2120, 29098), (4240, 14549)]