44720780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 103484304

約数和(自身を除く): 58763524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 131, 169, 202, 260, 262, 338, 404, 505, 524, 655, 676, 845, 1010, 1310, 1313, 1690, 1703, 2020, 2620, 2626, 3380, 3406, 5252, 6565, 6812, 8515, 13130, 13231, 17030, 17069, 22139, 26260, 26462, 34060, 34138, 44278, 52924, 66155, 68276, 85345, 88556, 110695, 132310, 170690, 172003, 221390, 264620, 341380, 344006, 442780, 688012, 860015, 1720030, 2236039, 3440060, 4472078, 8944156, 11180195, 22360390, 44720780]

約数ペア:

[(1, 44720780), (2, 22360390), (4, 11180195), (5, 8944156), (10, 4472078), (13, 3440060), (20, 2236039), (26, 1720030), (52, 860015), (65, 688012), (101, 442780), (130, 344006), (131, 341380), (169, 264620), (202, 221390), (260, 172003), (262, 170690), (338, 132310), (404, 110695), (505, 88556), (524, 85345), (655, 68276), (676, 66155), (845, 52924), (1010, 44278), (1310, 34138), (1313, 34060), (1690, 26462), (1703, 26260), (2020, 22139), (2620, 17069), (2626, 17030), (3380, 13231), (3406, 13130), (5252, 8515), (6565, 6812)]