165750860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{3319}}^1$

素因数の和:3566

約数の個数: 48

約数和(自身を含む): 381507840

約数和(自身を除く): 215756980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 454, 908, 1135, 2270, 2497, 3319, 4540, 4994, 6638, 9988, 12485, 13276, 16595, 24970, 33190, 36509, 49940, 66380, 73018, 146036, 182545, 365090, 730180, 753413, 1506826, 3013652, 3767065, 7534130, 8287543, 15068260, 16575086, 33150172, 41437715, 82875430, 165750860]

約数ペア:

[(1, 165750860), (2, 82875430), (4, 41437715), (5, 33150172), (10, 16575086), (11, 15068260), (20, 8287543), (22, 7534130), (44, 3767065), (55, 3013652), (110, 1506826), (220, 753413), (227, 730180), (454, 365090), (908, 182545), (1135, 146036), (2270, 73018), (2497, 66380), (3319, 49940), (4540, 36509), (4994, 33190), (6638, 24970), (9988, 16595), (12485, 13276)]