52471980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{26501}}^1$

素因数の和:26527

約数の個数: 72

約数和(自身を含む): 173641104

約数和(自身を除く): 121169124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 26501, 53002, 79503, 106004, 132505, 159006, 238509, 265010, 291511, 318012, 397515, 477018, 530020, 583022, 795030, 874533, 954036, 1166044, 1192545, 1457555, 1590060, 1749066, 2385090, 2623599, 2915110, 3498132, 4372665, 4770180, 5247198, 5830220, 8745330, 10494396, 13117995, 17490660, 26235990, 52471980]

約数ペア:

[(1, 52471980), (2, 26235990), (3, 17490660), (4, 13117995), (5, 10494396), (6, 8745330), (9, 5830220), (10, 5247198), (11, 4770180), (12, 4372665), (15, 3498132), (18, 2915110), (20, 2623599), (22, 2385090), (30, 1749066), (33, 1590060), (36, 1457555), (44, 1192545), (45, 1166044), (55, 954036), (60, 874533), (66, 795030), (90, 583022), (99, 530020), (110, 477018), (132, 397515), (165, 318012), (180, 291511), (198, 265010), (220, 238509), (330, 159006), (396, 132505), (495, 106004), (660, 79503), (990, 53002), (1980, 26501)]