66111220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15233}}^1$

素因数の和:15280

約数の個数: 48

約数和(自身を含む): 163795968

約数和(自身を除く): 97684748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 15233, 30466, 60932, 76165, 106631, 152330, 213262, 304660, 426524, 472223, 533155, 944446, 1066310, 1888892, 2132620, 2361115, 3305561, 4722230, 6611122, 9444460, 13222244, 16527805, 33055610, 66111220]

約数ペア:

[(1, 66111220), (2, 33055610), (4, 16527805), (5, 13222244), (7, 9444460), (10, 6611122), (14, 4722230), (20, 3305561), (28, 2361115), (31, 2132620), (35, 1888892), (62, 1066310), (70, 944446), (124, 533155), (140, 472223), (155, 426524), (217, 304660), (310, 213262), (434, 152330), (620, 106631), (868, 76165), (1085, 60932), (2170, 30466), (4340, 15233)]